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Posted to commits@camel.apache.org by da...@apache.org on 2016/12/05 13:12:55 UTC
[22/25] camel git commit: CAMEL-10559: route parser for java and xml
to parse source code. Donated from fabric8 project.
CAMEL-10559: route parser for java and xml to parse source code. Donated from fabric8 project.
Project: http://git-wip-us.apache.org/repos/asf/camel/repo
Commit: http://git-wip-us.apache.org/repos/asf/camel/commit/88ba9063
Tree: http://git-wip-us.apache.org/repos/asf/camel/tree/88ba9063
Diff: http://git-wip-us.apache.org/repos/asf/camel/diff/88ba9063
Branch: refs/heads/master
Commit: 88ba9063c77e5e8625471c67d6c7cecaac58d4d6
Parents: 96e946e
Author: Claus Ibsen <da...@apache.org>
Authored: Mon Dec 5 13:28:49 2016 +0100
Committer: Claus Ibsen <da...@apache.org>
Committed: Mon Dec 5 14:04:48 2016 +0100
----------------------------------------------------------------------
apache-camel/pom.xml | 4 +
.../src/main/descriptors/common-bin.xml | 1 +
parent/pom.xml | 5 +
tooling/camel-route-parser/pom.xml | 99 +++
.../org/apache/camel/parser/ParserResult.java | 72 +++
.../apache/camel/parser/RouteBuilderParser.java | 310 +++++++++
.../org/apache/camel/parser/XmlRouteParser.java | 169 +++++
.../parser/helper/CamelJavaParserHelper.java | 638 +++++++++++++++++++
.../camel/parser/helper/CamelXmlHelper.java | 268 ++++++++
.../parser/helper/XmlLineNumberParser.java | 197 ++++++
.../parser/model/CamelEndpointDetails.java | 175 +++++
.../model/CamelSimpleExpressionDetails.java | 101 +++
.../parser/roaster/AnonymousMethodSource.java | 426 +++++++++++++
.../parser/roaster/StatementFieldSource.java | 278 ++++++++
.../src/main/resources/META-INF/LICENSE.txt | 203 ++++++
.../src/main/resources/META-INF/NOTICE.txt | 11 +
.../parser/java/MyBasePortRouteBuilder.java | 27 +
.../parser/java/MyCdiConcatRouteBuilder.java | 49 ++
.../camel/parser/java/MyCdiRouteBuilder.java | 46 ++
.../parser/java/MyConcatFieldRouteBuilder.java | 31 +
.../java/MyFieldMethodCallRouteBuilder.java | 33 +
.../camel/parser/java/MyFieldRouteBuilder.java | 31 +
.../parser/java/MyLocalAddRouteBuilderTest.java | 52 ++
.../parser/java/MyMethodCallRouteBuilder.java | 33 +
.../apache/camel/parser/java/MyNettyTest.java | 52 ++
.../parser/java/MyNewLineConstRouteBuilder.java | 34 +
.../parser/java/MyNewLineRouteBuilder.java | 31 +
.../camel/parser/java/MyRouteBuilder.java | 31 +
.../camel/parser/java/MyRouteEmptyUriTest.java | 42 ++
.../apache/camel/parser/java/MyRouteTest.java | 40 ++
.../camel/parser/java/MySimpleRouteBuilder.java | 34 +
.../camel/parser/java/MySimpleToDRoute.java | 34 +
.../camel/parser/java/MySimpleToFRoute.java | 28 +
...asterCdiConcatRouteBuilderConfigureTest.java | 55 ++
.../RoasterCdiRouteBuilderConfigureTest.java | 55 ++
...terConcatFieldRouteBuilderConfigureTest.java | 54 ++
.../parser/java/RoasterEndpointInjectTest.java | 73 +++
.../RoasterFieldRouteBuilderConfigureTest.java | 55 ++
...sterMethodCallRouteBuilderConfigureTest.java | 55 ++
...ieldMethodCallRouteBuilderConfigureTest.java | 57 ++
.../java/RoasterMyLocalAddRouteBuilderTest.java | 57 ++
.../camel/parser/java/RoasterMyNettyTest.java | 57 ++
...erNewLineConstRouteBuilderConfigureTest.java | 55 ++
...RoasterNewLineRouteBuilderConfigureTest.java | 55 ++
...RoasterRouteBuilderCamelTestSupportTest.java | 54 ++
.../java/RoasterRouteBuilderConfigureTest.java | 56 ++
.../java/RoasterRouteBuilderEmptyUriTest.java | 55 ++
.../parser/java/RoasterSimpleProcessorTest.java | 64 ++
.../RoasterSimpleRouteBuilderConfigureTest.java | 71 +++
.../camel/parser/java/RoasterSimpleToDTest.java | 73 +++
.../camel/parser/java/RoasterSimpleToFTest.java | 67 ++
.../parser/java/RoasterSplitTokenizeTest.java | 75 +++
.../camel/parser/java/SimpleProcessorTest.java | 45 ++
.../camel/parser/java/SplitTokenizeTest.java | 126 ++++
.../parser/xml/FindElementInRoutesTest.java | 45 ++
.../parser/xml/XmlOnExceptionRouteTest.java | 55 ++
.../apache/camel/parser/xml/XmlRouteTest.java | 51 ++
.../src/test/resources/log4j2.properties | 30 +
.../camel/parser/xml/mycamel-onexception.xml | 33 +
.../org/apache/camel/parser/xml/mycamel.xml | 26 +
.../org/apache/camel/parser/xml/myroutes.xml | 19 +
tooling/pom.xml | 2 +-
tooling/route-parser/pom.xml | 99 ---
.../org/apache/camel/parser/ParserResult.java | 72 ---
.../apache/camel/parser/RouteBuilderParser.java | 310 ---------
.../org/apache/camel/parser/XmlRouteParser.java | 169 -----
.../parser/helper/CamelJavaParserHelper.java | 638 -------------------
.../camel/parser/helper/CamelXmlHelper.java | 268 --------
.../parser/helper/XmlLineNumberParser.java | 197 ------
.../parser/model/CamelEndpointDetails.java | 175 -----
.../model/CamelSimpleExpressionDetails.java | 101 ---
.../parser/roaster/AnonymousMethodSource.java | 426 -------------
.../parser/roaster/StatementFieldSource.java | 278 --------
.../src/main/resources/META-INF/LICENSE.txt | 203 ------
.../src/main/resources/META-INF/NOTICE.txt | 11 -
.../parser/java/MyBasePortRouteBuilder.java | 27 -
.../parser/java/MyCdiConcatRouteBuilder.java | 49 --
.../camel/parser/java/MyCdiRouteBuilder.java | 46 --
.../parser/java/MyConcatFieldRouteBuilder.java | 31 -
.../java/MyFieldMethodCallRouteBuilder.java | 33 -
.../camel/parser/java/MyFieldRouteBuilder.java | 31 -
.../parser/java/MyLocalAddRouteBuilderTest.java | 52 --
.../parser/java/MyMethodCallRouteBuilder.java | 33 -
.../apache/camel/parser/java/MyNettyTest.java | 52 --
.../parser/java/MyNewLineConstRouteBuilder.java | 34 -
.../parser/java/MyNewLineRouteBuilder.java | 31 -
.../camel/parser/java/MyRouteBuilder.java | 31 -
.../camel/parser/java/MyRouteEmptyUriTest.java | 42 --
.../apache/camel/parser/java/MyRouteTest.java | 40 --
.../camel/parser/java/MySimpleRouteBuilder.java | 34 -
.../camel/parser/java/MySimpleToDRoute.java | 34 -
.../camel/parser/java/MySimpleToFRoute.java | 28 -
...asterCdiConcatRouteBuilderConfigureTest.java | 55 --
.../RoasterCdiRouteBuilderConfigureTest.java | 55 --
...terConcatFieldRouteBuilderConfigureTest.java | 54 --
.../parser/java/RoasterEndpointInjectTest.java | 73 ---
.../RoasterFieldRouteBuilderConfigureTest.java | 55 --
...sterMethodCallRouteBuilderConfigureTest.java | 55 --
...ieldMethodCallRouteBuilderConfigureTest.java | 57 --
.../java/RoasterMyLocalAddRouteBuilderTest.java | 57 --
.../camel/parser/java/RoasterMyNettyTest.java | 57 --
...erNewLineConstRouteBuilderConfigureTest.java | 55 --
...RoasterNewLineRouteBuilderConfigureTest.java | 55 --
...RoasterRouteBuilderCamelTestSupportTest.java | 54 --
.../java/RoasterRouteBuilderConfigureTest.java | 56 --
.../java/RoasterRouteBuilderEmptyUriTest.java | 55 --
.../parser/java/RoasterSimpleProcessorTest.java | 64 --
.../RoasterSimpleRouteBuilderConfigureTest.java | 71 ---
.../camel/parser/java/RoasterSimpleToDTest.java | 73 ---
.../camel/parser/java/RoasterSimpleToFTest.java | 67 --
.../parser/java/RoasterSplitTokenizeTest.java | 75 ---
.../camel/parser/java/SimpleProcessorTest.java | 45 --
.../camel/parser/java/SplitTokenizeTest.java | 126 ----
.../parser/xml/FindElementInRoutesTest.java | 45 --
.../parser/xml/XmlOnExceptionRouteTest.java | 55 --
.../apache/camel/parser/xml/XmlRouteTest.java | 51 --
.../src/test/resources/log4j2.properties | 30 -
.../camel/parser/xml/mycamel-onexception.xml | 33 -
.../org/apache/camel/parser/xml/mycamel.xml | 26 -
.../org/apache/camel/parser/xml/myroutes.xml | 19 -
120 files changed, 5159 insertions(+), 5149 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/apache-camel/pom.xml
----------------------------------------------------------------------
diff --git a/apache-camel/pom.xml b/apache-camel/pom.xml
index 839ba04..66d9c53 100644
--- a/apache-camel/pom.xml
+++ b/apache-camel/pom.xml
@@ -2166,6 +2166,10 @@
<groupId>org.apache.camel</groupId>
<artifactId>camel-commands-spring-boot</artifactId>
</dependency>
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-route-parser</artifactId>
+ </dependency>
<dependency>
<groupId>org.apache.geronimo.specs</groupId>
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/apache-camel/src/main/descriptors/common-bin.xml
----------------------------------------------------------------------
diff --git a/apache-camel/src/main/descriptors/common-bin.xml b/apache-camel/src/main/descriptors/common-bin.xml
index 3717e70..d5146b4 100644
--- a/apache-camel/src/main/descriptors/common-bin.xml
+++ b/apache-camel/src/main/descriptors/common-bin.xml
@@ -280,6 +280,7 @@
<include>org.apache.camel:camel-commands-jolokia</include>
<include>org.apache.camel:camel-commands-spring-boot</include>
<include>org.apache.camel.karaf:camel-karaf-commands</include>
+ <include>org.apache.camel:camel-route-parser</include>
</includes>
</dependencySet>
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/parent/pom.xml
----------------------------------------------------------------------
diff --git a/parent/pom.xml b/parent/pom.xml
index 0ea685f..aba4928 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -1990,6 +1990,11 @@
<artifactId>camel-karaf-commands</artifactId>
<version>${project.version}</version>
</dependency>
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-route-parser</artifactId>
+ <version>${project.version}</version>
+ </dependency>
<!-- camel misc -->
<dependency>
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/tooling/camel-route-parser/pom.xml
----------------------------------------------------------------------
diff --git a/tooling/camel-route-parser/pom.xml b/tooling/camel-route-parser/pom.xml
new file mode 100644
index 0000000..f042fca
--- /dev/null
+++ b/tooling/camel-route-parser/pom.xml
@@ -0,0 +1,99 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Licensed to the Apache Software Foundation (ASF) under one or more
+ contributor license agreements. See the NOTICE file distributed with
+ this work for additional information regarding copyright ownership.
+ The ASF licenses this file to You under the Apache License, Version 2.0
+ (the "License"); you may not use this file except in compliance with
+ the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>tooling</artifactId>
+ <version>2.19.0-SNAPSHOT</version>
+ </parent>
+
+ <artifactId>camel-route-parser</artifactId>
+ <name>Camel :: Tooling :: Camel Route Parser</name>
+ <description>Java and XML source code parser for Camel routes</description>
+
+ <dependencies>
+
+ <!-- the roaster-jdt is set as provided as different runtimes may have it out of the box -->
+ <dependency>
+ <groupId>org.jboss.forge.roaster</groupId>
+ <artifactId>roaster-jdt</artifactId>
+ <version>${roaster-version}</version>
+ <scope>provided</scope>
+ </dependency>
+
+ <!-- only test scopes for camel as we have no runtime dependency on camel -->
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-core</artifactId>
+ <version>${project.version}</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-spring</artifactId>
+ <version>${project.version}</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-cdi</artifactId>
+ <version>${project.version}</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-test</artifactId>
+ <version>${project.version}</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.camel</groupId>
+ <artifactId>camel-test-cdi</artifactId>
+ <version>${project.version}</version>
+ <scope>test</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <scope>test</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>org.apache.logging.log4j</groupId>
+ <artifactId>log4j-api</artifactId>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.logging.log4j</groupId>
+ <artifactId>log4j-core</artifactId>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.logging.log4j</groupId>
+ <artifactId>log4j-slf4j-impl</artifactId>
+ <scope>test</scope>
+ </dependency>
+
+ </dependencies>
+
+</project>
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/ParserResult.java
----------------------------------------------------------------------
diff --git a/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/ParserResult.java b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/ParserResult.java
new file mode 100644
index 0000000..4ef2fc4
--- /dev/null
+++ b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/ParserResult.java
@@ -0,0 +1,72 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.parser;
+
+/**
+ * Result of parsing Camel RouteBuilder or XML routes from the source code.
+ */
+public class ParserResult {
+
+ private final String node;
+ private boolean parsed;
+ private int position;
+ private String element;
+
+ public ParserResult(String node, int position, String element) {
+ this(node, position, element, true);
+ }
+
+ public ParserResult(String node, int position, String element, boolean parsed) {
+ this.node = node;
+ this.position = position;
+ this.element = element;
+ this.parsed = parsed;
+ }
+
+ /**
+ * Character based position in the source code (not line based).
+ */
+ public int getPosition() {
+ return position;
+ }
+
+ /**
+ * The element such as a Camel endpoint uri
+ */
+ public String getElement() {
+ return element;
+ }
+
+ /**
+ * Whether the element was successfully parsed. If the parser cannot parse
+ * the element for whatever reason this will return <tt>false</tt>.
+ */
+ public boolean isParsed() {
+ return parsed;
+ }
+
+ /**
+ * The node which is typically a Camel EIP name such as <tt>to</tt>, <tt>wireTap</tt> etc.
+ */
+ public String getNode() {
+ return node;
+ }
+
+ public String toString() {
+ return element;
+ }
+}
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/RouteBuilderParser.java
----------------------------------------------------------------------
diff --git a/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/RouteBuilderParser.java b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/RouteBuilderParser.java
new file mode 100644
index 0000000..36fc443
--- /dev/null
+++ b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/RouteBuilderParser.java
@@ -0,0 +1,310 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.parser;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.camel.parser.helper.CamelJavaParserHelper;
+import org.apache.camel.parser.model.CamelEndpointDetails;
+import org.apache.camel.parser.model.CamelSimpleExpressionDetails;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.ASTNode;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.Expression;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.MemberValuePair;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.NormalAnnotation;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.SingleMemberAnnotation;
+import org.jboss.forge.roaster.model.Annotation;
+import org.jboss.forge.roaster.model.source.FieldSource;
+import org.jboss.forge.roaster.model.source.JavaClassSource;
+import org.jboss.forge.roaster.model.source.MethodSource;
+import org.jboss.forge.roaster.model.util.Strings;
+
+/**
+ * A Camel RouteBuilder parser that parses Camel Java routes source code.
+ * <p/>
+ * This implementation is higher level details, and uses the lower level parser {@link CamelJavaParserHelper}.
+ */
+public final class RouteBuilderParser {
+
+ private RouteBuilderParser() {
+ }
+
+ /**
+ * Parses the java source class to discover Camel endpoints.
+ *
+ * @param clazz the java source class
+ * @param baseDir the base of the source code
+ * @param fullyQualifiedFileName the fully qualified source code file name
+ * @param endpoints list to add discovered and parsed endpoints
+ */
+ public static void parseRouteBuilderEndpoints(JavaClassSource clazz, String baseDir, String fullyQualifiedFileName,
+ List<CamelEndpointDetails> endpoints) {
+ parseRouteBuilderEndpoints(clazz, baseDir, fullyQualifiedFileName, endpoints, null, false);
+ }
+
+ /**
+ * Parses the java source class to discover Camel endpoints.
+ *
+ * @param clazz the java source class
+ * @param baseDir the base of the source code
+ * @param fullyQualifiedFileName the fully qualified source code file name
+ * @param endpoints list to add discovered and parsed endpoints
+ * @param unparsable list of unparsable nodes
+ * @param includeInlinedRouteBuilders whether to include inlined route builders in the parsing
+ */
+ public static void parseRouteBuilderEndpoints(JavaClassSource clazz, String baseDir, String fullyQualifiedFileName,
+ List<CamelEndpointDetails> endpoints, List<String> unparsable, boolean includeInlinedRouteBuilders) {
+
+ // look for fields which are not used in the route
+ for (FieldSource<JavaClassSource> field : clazz.getFields()) {
+
+ // is the field annotated with a Camel endpoint
+ String uri = null;
+ Expression exp = null;
+ for (Annotation ann : field.getAnnotations()) {
+ boolean valid = "org.apache.camel.EndpointInject".equals(ann.getQualifiedName()) || "org.apache.camel.cdi.Uri".equals(ann.getQualifiedName());
+ if (valid) {
+ exp = (Expression) ann.getInternal();
+ if (exp instanceof SingleMemberAnnotation) {
+ exp = ((SingleMemberAnnotation) exp).getValue();
+ } else if (exp instanceof NormalAnnotation) {
+ List values = ((NormalAnnotation) exp).values();
+ for (Object value : values) {
+ MemberValuePair pair = (MemberValuePair) value;
+ if ("uri".equals(pair.getName().toString())) {
+ exp = pair.getValue();
+ break;
+ }
+ }
+ }
+ uri = CamelJavaParserHelper.getLiteralValue(clazz, null, exp);
+ }
+ }
+
+ // we only want to add fields which are not used in the route
+ if (!Strings.isBlank(uri) && findEndpointByUri(endpoints, uri) == null) {
+
+ // we only want the relative dir name from the
+ String fileName = fullyQualifiedFileName;
+ if (fileName.startsWith(baseDir)) {
+ fileName = fileName.substring(baseDir.length() + 1);
+ }
+ String id = field.getName();
+
+ CamelEndpointDetails detail = new CamelEndpointDetails();
+ detail.setFileName(fileName);
+ detail.setClassName(clazz.getQualifiedName());
+ detail.setEndpointInstance(id);
+ detail.setEndpointUri(uri);
+ detail.setEndpointComponentName(endpointComponentName(uri));
+
+ // favor the position of the expression which had the actual uri
+ Object internal = exp != null ? exp : field.getInternal();
+
+ // find position of field/expression
+ if (internal instanceof ASTNode) {
+ int pos = ((ASTNode) internal).getStartPosition();
+ int line = findLineNumber(fullyQualifiedFileName, pos);
+ if (line > -1) {
+ detail.setLineNumber("" + line);
+ }
+ }
+ // we do not know if this field is used as consumer or producer only, but we try
+ // to find out by scanning the route in the configure method below
+ endpoints.add(detail);
+ }
+ }
+
+ // find all the configure methods
+ List<MethodSource<JavaClassSource>> methods = new ArrayList<>();
+ MethodSource<JavaClassSource> method = CamelJavaParserHelper.findConfigureMethod(clazz);
+ if (method != null) {
+ methods.add(method);
+ }
+ if (includeInlinedRouteBuilders) {
+ List<MethodSource<JavaClassSource>> inlinedMethods = CamelJavaParserHelper.findInlinedConfigureMethods(clazz);
+ if (!inlinedMethods.isEmpty()) {
+ methods.addAll(inlinedMethods);
+ }
+ }
+
+ // look if any of these fields are used in the route only as consumer or producer, as then we can
+ // determine this to ensure when we edit the endpoint we should only the options accordingly
+ for (MethodSource<JavaClassSource> configureMethod : methods) {
+ // consumers only
+ List<ParserResult> uris = CamelJavaParserHelper.parseCamelConsumerUris(configureMethod, true, true);
+ for (ParserResult result : uris) {
+ if (!result.isParsed()) {
+ if (unparsable != null) {
+ unparsable.add(result.getElement());
+ }
+ } else {
+ CamelEndpointDetails detail = findEndpointByUri(endpoints, result.getElement());
+ if (detail != null) {
+ // its a consumer only
+ detail.setConsumerOnly(true);
+ } else {
+ String fileName = fullyQualifiedFileName;
+ if (fileName.startsWith(baseDir)) {
+ fileName = fileName.substring(baseDir.length() + 1);
+ }
+
+ detail = new CamelEndpointDetails();
+ detail.setFileName(fileName);
+ detail.setClassName(clazz.getQualifiedName());
+ detail.setMethodName(configureMethod.getName());
+ detail.setEndpointInstance(null);
+ detail.setEndpointUri(result.getElement());
+ int line = findLineNumber(fullyQualifiedFileName, result.getPosition());
+ if (line > -1) {
+ detail.setLineNumber("" + line);
+ }
+ detail.setEndpointComponentName(endpointComponentName(result.getElement()));
+ detail.setConsumerOnly(true);
+ detail.setProducerOnly(false);
+ endpoints.add(detail);
+ }
+ }
+ }
+ // producer only
+ uris = CamelJavaParserHelper.parseCamelProducerUris(configureMethod, true, true);
+ for (ParserResult result : uris) {
+ if (!result.isParsed()) {
+ if (unparsable != null) {
+ unparsable.add(result.getElement());
+ }
+ } else {
+ CamelEndpointDetails detail = findEndpointByUri(endpoints, result.getElement());
+ if (detail != null) {
+ if (detail.isConsumerOnly()) {
+ // its both a consumer and producer
+ detail.setConsumerOnly(false);
+ detail.setProducerOnly(false);
+ } else {
+ // its a producer only
+ detail.setProducerOnly(true);
+ }
+ }
+ // the same endpoint uri may be used in multiple places in the same route
+ // so we should maybe add all of them
+ String fileName = fullyQualifiedFileName;
+ if (fileName.startsWith(baseDir)) {
+ fileName = fileName.substring(baseDir.length() + 1);
+ }
+
+ detail = new CamelEndpointDetails();
+ detail.setFileName(fileName);
+ detail.setClassName(clazz.getQualifiedName());
+ detail.setMethodName(configureMethod.getName());
+ detail.setEndpointInstance(null);
+ detail.setEndpointUri(result.getElement());
+ int line = findLineNumber(fullyQualifiedFileName, result.getPosition());
+ if (line > -1) {
+ detail.setLineNumber("" + line);
+ }
+ detail.setEndpointComponentName(endpointComponentName(result.getElement()));
+ detail.setConsumerOnly(false);
+ detail.setProducerOnly(true);
+ endpoints.add(detail);
+ }
+ }
+ }
+ }
+
+ /**
+ * Parses the java source class to discover Camel simple expressions.
+ *
+ * @param clazz the java source class
+ * @param baseDir the base of the source code
+ * @param fullyQualifiedFileName the fully qualified source code file name
+ * @param simpleExpressions list to add discovered and parsed simple expressions
+ */
+ public static void parseRouteBuilderSimpleExpressions(JavaClassSource clazz, String baseDir, String fullyQualifiedFileName,
+ List<CamelSimpleExpressionDetails> simpleExpressions) {
+
+ MethodSource<JavaClassSource> method = CamelJavaParserHelper.findConfigureMethod(clazz);
+ if (method != null) {
+ List<ParserResult> expressions = CamelJavaParserHelper.parseCamelSimpleExpressions(method);
+ for (ParserResult result : expressions) {
+ if (result.isParsed()) {
+ String fileName = fullyQualifiedFileName;
+ if (fileName.startsWith(baseDir)) {
+ fileName = fileName.substring(baseDir.length() + 1);
+ }
+
+ CamelSimpleExpressionDetails details = new CamelSimpleExpressionDetails();
+ details.setFileName(fileName);
+ details.setClassName(clazz.getQualifiedName());
+ details.setMethodName("configure");
+ int line = findLineNumber(fullyQualifiedFileName, result.getPosition());
+ if (line > -1) {
+ details.setLineNumber("" + line);
+ }
+ details.setSimple(result.getElement());
+
+ simpleExpressions.add(details);
+ }
+ }
+ }
+ }
+
+ private static CamelEndpointDetails findEndpointByUri(List<CamelEndpointDetails> endpoints, String uri) {
+ for (CamelEndpointDetails detail : endpoints) {
+ if (uri.equals(detail.getEndpointUri())) {
+ return detail;
+ }
+ }
+ return null;
+ }
+
+ private static int findLineNumber(String fullyQualifiedFileName, int position) {
+ int lines = 0;
+
+ try {
+ int current = 0;
+ try (BufferedReader br = new BufferedReader(new FileReader(new File(fullyQualifiedFileName)))) {
+ String line;
+ while ((line = br.readLine()) != null) {
+ lines++;
+ current += line.length() + 1; // add 1 for line feed
+ if (current >= position) {
+ return lines;
+ }
+ }
+ }
+ } catch (Exception e) {
+ // ignore
+ return -1;
+ }
+
+ return lines;
+ }
+
+ private static String endpointComponentName(String uri) {
+ if (uri != null) {
+ int idx = uri.indexOf(":");
+ if (idx > 0) {
+ return uri.substring(0, idx);
+ }
+ }
+ return null;
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/XmlRouteParser.java
----------------------------------------------------------------------
diff --git a/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/XmlRouteParser.java b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/XmlRouteParser.java
new file mode 100644
index 0000000..2cca9df
--- /dev/null
+++ b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/XmlRouteParser.java
@@ -0,0 +1,169 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.parser;
+
+import java.io.InputStream;
+import java.util.List;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+
+import org.apache.camel.parser.helper.CamelJavaParserHelper;
+import org.apache.camel.parser.helper.CamelXmlHelper;
+import org.apache.camel.parser.helper.XmlLineNumberParser;
+
+import org.apache.camel.parser.model.CamelEndpointDetails;
+import org.apache.camel.parser.model.CamelSimpleExpressionDetails;
+import org.jboss.forge.roaster.model.util.Strings;
+
+import static org.apache.camel.parser.helper.CamelXmlHelper.getSafeAttribute;
+
+/**
+ * A Camel XML parser that parses Camel XML routes source code.
+ * <p/>
+ * This implementation is higher level details, and uses the lower level parser {@link CamelJavaParserHelper}.
+ */
+public final class XmlRouteParser {
+
+ private XmlRouteParser() {
+ }
+
+ /**
+ * Parses the XML source to discover Camel endpoints.
+ *
+ * @param xml the xml file as input stream
+ * @param baseDir the base of the source code
+ * @param fullyQualifiedFileName the fully qualified source code file name
+ * @param endpoints list to add discovered and parsed endpoints
+ */
+ public static void parseXmlRouteEndpoints(InputStream xml, String baseDir, String fullyQualifiedFileName,
+ List<CamelEndpointDetails> endpoints) throws Exception {
+
+ // find all the endpoints (currently only <endpoint> and within <route>)
+ // try parse it as dom
+ Document dom = null;
+ try {
+ dom = XmlLineNumberParser.parseXml(xml);
+ } catch (Exception e) {
+ // ignore as the xml file may not be valid at this point
+ }
+ if (dom != null) {
+ List<Node> nodes = CamelXmlHelper.findAllEndpoints(dom);
+ for (Node node : nodes) {
+ String uri = getSafeAttribute(node, "uri");
+ if (uri != null) {
+ // trim and remove whitespace noise
+ uri = trimEndpointUri(uri);
+ }
+ if (!Strings.isBlank(uri)) {
+ String id = getSafeAttribute(node, "id");
+ String lineNumber = (String) node.getUserData(XmlLineNumberParser.LINE_NUMBER);
+ String lineNumberEnd = (String) node.getUserData(XmlLineNumberParser.LINE_NUMBER_END);
+
+ // we only want the relative dir name from the resource directory, eg META-INF/spring/foo.xml
+ String fileName = fullyQualifiedFileName;
+ if (fileName.startsWith(baseDir)) {
+ fileName = fileName.substring(baseDir.length() + 1);
+ }
+
+ boolean consumerOnly = false;
+ boolean producerOnly = false;
+ String nodeName = node.getNodeName();
+ if ("from".equals(nodeName) || "pollEnrich".equals(nodeName)) {
+ consumerOnly = true;
+ } else if ("to".equals(nodeName) || "enrich".equals(nodeName) || "wireTap".equals(nodeName)) {
+ producerOnly = true;
+ }
+
+ CamelEndpointDetails detail = new CamelEndpointDetails();
+ detail.setFileName(fileName);
+ detail.setLineNumber(lineNumber);
+ detail.setLineNumberEnd(lineNumberEnd);
+ detail.setEndpointInstance(id);
+ detail.setEndpointUri(uri);
+ detail.setEndpointComponentName(endpointComponentName(uri));
+ detail.setConsumerOnly(consumerOnly);
+ detail.setProducerOnly(producerOnly);
+ endpoints.add(detail);
+ }
+ }
+ }
+ }
+
+ /**
+ * Parses the XML source to discover Camel endpoints.
+ *
+ * @param xml the xml file as input stream
+ * @param baseDir the base of the source code
+ * @param fullyQualifiedFileName the fully qualified source code file name
+ * @param simpleExpressions list to add discovered and parsed simple expressions
+ */
+ public static void parseXmlRouteSimpleExpressions(InputStream xml, String baseDir, String fullyQualifiedFileName,
+ List<CamelSimpleExpressionDetails> simpleExpressions) throws Exception {
+
+ // find all the simple expressions
+ // try parse it as dom
+ Document dom = null;
+ try {
+ dom = XmlLineNumberParser.parseXml(xml);
+ } catch (Exception e) {
+ // ignore as the xml file may not be valid at this point
+ }
+ if (dom != null) {
+ List<Node> nodes = CamelXmlHelper.findAllSimpleExpressions(dom);
+ for (Node node : nodes) {
+ String simple = node.getTextContent();
+ String lineNumber = (String) node.getUserData(XmlLineNumberParser.LINE_NUMBER);
+ String lineNumberEnd = (String) node.getUserData(XmlLineNumberParser.LINE_NUMBER_END);
+
+ // we only want the relative dir name from the resource directory, eg META-INF/spring/foo.xml
+ String fileName = fullyQualifiedFileName;
+ if (fileName.startsWith(baseDir)) {
+ fileName = fileName.substring(baseDir.length() + 1);
+ }
+
+ CamelSimpleExpressionDetails detail = new CamelSimpleExpressionDetails();
+ detail.setFileName(fileName);
+ detail.setLineNumber(lineNumber);
+ detail.setLineNumberEnd(lineNumberEnd);
+ detail.setSimple(simple);
+ simpleExpressions.add(detail);
+ }
+ }
+ }
+
+ private static String endpointComponentName(String uri) {
+ if (uri != null) {
+ int idx = uri.indexOf(":");
+ if (idx > 0) {
+ return uri.substring(0, idx);
+ }
+ }
+ return null;
+ }
+
+
+ private static String trimEndpointUri(String uri) {
+ uri = uri.trim();
+ // if the uri is using new-lines then remove whitespace noise before & and ? separator
+ uri = uri.replaceAll("(\\s+)(\\&)", "$2");
+ uri = uri.replaceAll("(\\&)(\\s+)", "$1");
+ uri = uri.replaceAll("(\\?)(\\s+)", "$1");
+ return uri;
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/helper/CamelJavaParserHelper.java
----------------------------------------------------------------------
diff --git a/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/helper/CamelJavaParserHelper.java b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/helper/CamelJavaParserHelper.java
new file mode 100644
index 0000000..6df709a
--- /dev/null
+++ b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/helper/CamelJavaParserHelper.java
@@ -0,0 +1,638 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.parser.helper;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import org.apache.camel.parser.ParserResult;
+import org.apache.camel.parser.RouteBuilderParser;
+import org.apache.camel.parser.roaster.AnonymousMethodSource;
+import org.apache.camel.parser.roaster.StatementFieldSource;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.ASTNode;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.AnonymousClassDeclaration;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.Block;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.BooleanLiteral;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.ClassInstanceCreation;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.Expression;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.ExpressionStatement;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.FieldDeclaration;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.InfixExpression;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.MemberValuePair;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.MethodDeclaration;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.MethodInvocation;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.NormalAnnotation;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.NumberLiteral;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.ParenthesizedExpression;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.QualifiedName;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.ReturnStatement;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.SimpleName;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.SimpleType;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.SingleMemberAnnotation;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.Statement;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.StringLiteral;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.Type;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.VariableDeclaration;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.VariableDeclarationFragment;
+import org.jboss.forge.roaster._shade.org.eclipse.jdt.core.dom.VariableDeclarationStatement;
+import org.jboss.forge.roaster.model.Annotation;
+import org.jboss.forge.roaster.model.source.AnnotationSource;
+import org.jboss.forge.roaster.model.source.FieldSource;
+import org.jboss.forge.roaster.model.source.JavaClassSource;
+import org.jboss.forge.roaster.model.source.MethodSource;
+import org.jboss.forge.roaster.model.util.Strings;
+
+/**
+ * A Camel Java parser that only depends on the Roaster API.
+ * <p/>
+ * This implementation is lower level details. For a higher level parser see {@link RouteBuilderParser}.
+ */
+public final class CamelJavaParserHelper {
+
+ private CamelJavaParserHelper() {
+ // utility class
+ }
+
+ public static MethodSource<JavaClassSource> findConfigureMethod(JavaClassSource clazz) {
+ MethodSource<JavaClassSource> method = clazz.getMethod("configure");
+ // must be public void configure()
+ if (method != null && method.isPublic() && method.getParameters().isEmpty() && method.getReturnType().isType("void")) {
+ return method;
+ }
+
+ // maybe the route builder is from unit testing with camel-test as an anonymous inner class
+ // there is a bit of code to dig out this using the eclipse jdt api
+ method = findCreateRouteBuilderMethod(clazz);
+ if (method != null) {
+ return findConfigureMethodInCreateRouteBuilder(clazz, method);
+ }
+
+ return null;
+ }
+
+ public static List<MethodSource<JavaClassSource>> findInlinedConfigureMethods(JavaClassSource clazz) {
+ List<MethodSource<JavaClassSource>> answer = new ArrayList<>();
+
+ List<MethodSource<JavaClassSource>> methods = clazz.getMethods();
+ if (methods != null) {
+ for (MethodSource<JavaClassSource> method : methods) {
+ if (method.isPublic()
+ && (method.getParameters() == null || method.getParameters().isEmpty())
+ && (method.getReturnType() == null || method.getReturnType().isType("void"))) {
+ // maybe the method contains an inlined createRouteBuilder usually from an unit test method
+ MethodSource<JavaClassSource> builder = findConfigureMethodInCreateRouteBuilder(clazz, method);
+ if (builder != null) {
+ answer.add(builder);
+ }
+ }
+ }
+ }
+
+ return answer;
+ }
+
+ private static MethodSource<JavaClassSource> findCreateRouteBuilderMethod(JavaClassSource clazz) {
+ MethodSource method = clazz.getMethod("createRouteBuilder");
+ if (method != null && (method.isPublic() || method.isProtected()) && method.getParameters().isEmpty()) {
+ return method;
+ }
+ return null;
+ }
+
+ private static MethodSource<JavaClassSource> findConfigureMethodInCreateRouteBuilder(JavaClassSource clazz, MethodSource<JavaClassSource> method) {
+ // find configure inside the code
+ MethodDeclaration md = (MethodDeclaration) method.getInternal();
+ Block block = md.getBody();
+ if (block != null) {
+ List statements = block.statements();
+ for (int i = 0; i < statements.size(); i++) {
+ Statement stmt = (Statement) statements.get(i);
+ Expression exp = null;
+ if (stmt instanceof ReturnStatement) {
+ ReturnStatement rs = (ReturnStatement) stmt;
+ exp = rs.getExpression();
+ } else if (stmt instanceof ExpressionStatement) {
+ ExpressionStatement es = (ExpressionStatement) stmt;
+ exp = es.getExpression();
+ if (exp instanceof MethodInvocation) {
+ MethodInvocation mi = (MethodInvocation) exp;
+ for (Object arg : mi.arguments()) {
+ if (arg instanceof ClassInstanceCreation) {
+ exp = (Expression) arg;
+ break;
+ }
+ }
+ }
+ }
+ if (exp != null && exp instanceof ClassInstanceCreation) {
+ ClassInstanceCreation cic = (ClassInstanceCreation) exp;
+ boolean isRouteBuilder = false;
+ if (cic.getType() instanceof SimpleType) {
+ SimpleType st = (SimpleType) cic.getType();
+ isRouteBuilder = "RouteBuilder".equals(st.getName().toString());
+ }
+ if (isRouteBuilder && cic.getAnonymousClassDeclaration() != null) {
+ List body = cic.getAnonymousClassDeclaration().bodyDeclarations();
+ for (int j = 0; j < body.size(); j++) {
+ Object line = body.get(j);
+ if (line instanceof MethodDeclaration) {
+ MethodDeclaration amd = (MethodDeclaration) line;
+ if ("configure".equals(amd.getName().toString())) {
+ return new AnonymousMethodSource(clazz, amd);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return null;
+ }
+
+ public static List<ParserResult> parseCamelConsumerUris(MethodSource<JavaClassSource> method, boolean strings, boolean fields) {
+ return doParseCamelUris(method, true, false, strings, fields);
+ }
+
+ public static List<ParserResult> parseCamelProducerUris(MethodSource<JavaClassSource> method, boolean strings, boolean fields) {
+ return doParseCamelUris(method, false, true, strings, fields);
+ }
+
+ private static List<ParserResult> doParseCamelUris(MethodSource<JavaClassSource> method, boolean consumers, boolean producers,
+ boolean strings, boolean fields) {
+
+ List<ParserResult> answer = new ArrayList<ParserResult>();
+
+ if (method != null) {
+ MethodDeclaration md = (MethodDeclaration) method.getInternal();
+ Block block = md.getBody();
+ if (block != null) {
+ for (Object statement : md.getBody().statements()) {
+ // must be a method call expression
+ if (statement instanceof ExpressionStatement) {
+ ExpressionStatement es = (ExpressionStatement) statement;
+ Expression exp = es.getExpression();
+
+ List<ParserResult> uris = new ArrayList<ParserResult>();
+ parseExpression(method.getOrigin(), block, exp, uris, consumers, producers, strings, fields);
+ if (!uris.isEmpty()) {
+ // reverse the order as we will grab them from last->first
+ Collections.reverse(uris);
+ answer.addAll(uris);
+ }
+ }
+ }
+ }
+ }
+
+ return answer;
+ }
+
+ private static void parseExpression(JavaClassSource clazz, Block block, Expression exp, List<ParserResult> uris,
+ boolean consumers, boolean producers, boolean strings, boolean fields) {
+ if (exp == null) {
+ return;
+ }
+ if (exp instanceof MethodInvocation) {
+ MethodInvocation mi = (MethodInvocation) exp;
+ doParseCamelUris(clazz, block, mi, uris, consumers, producers, strings, fields);
+ // if the method was called on another method, then recursive
+ exp = mi.getExpression();
+ parseExpression(clazz, block, exp, uris, consumers, producers, strings, fields);
+ }
+ }
+
+ private static void doParseCamelUris(JavaClassSource clazz, Block block, MethodInvocation mi, List<ParserResult> uris,
+ boolean consumers, boolean producers, boolean strings, boolean fields) {
+ String name = mi.getName().getIdentifier();
+
+ if (consumers) {
+ if ("from".equals(name)) {
+ List args = mi.arguments();
+ if (args != null) {
+ for (Object arg : args) {
+ if (isValidArgument(name, arg)) {
+ extractEndpointUriFromArgument(name, clazz, block, uris, arg, strings, fields);
+ }
+ }
+ }
+ }
+ if ("fromF".equals(name)) {
+ List args = mi.arguments();
+ // the first argument is where the uri is
+ if (args != null && args.size() >= 1) {
+ Object arg = args.get(0);
+ if (isValidArgument(name, arg)) {
+ extractEndpointUriFromArgument(name, clazz, block, uris, arg, strings, fields);
+ }
+ }
+ }
+ if ("pollEnrich".equals(name)) {
+ List args = mi.arguments();
+ // the first argument is where the uri is
+ if (args != null && args.size() >= 1) {
+ Object arg = args.get(0);
+ if (isValidArgument(name, arg)) {
+ extractEndpointUriFromArgument(name, clazz, block, uris, arg, strings, fields);
+ }
+ }
+ }
+ }
+
+ if (producers) {
+ if ("to".equals(name) || "toD".equals(name)) {
+ List args = mi.arguments();
+ if (args != null) {
+ for (Object arg : args) {
+ // skip if the arg is a boolean, ExchangePattern or Iterateable, type
+ if (isValidArgument(name, arg)) {
+ extractEndpointUriFromArgument(name, clazz, block, uris, arg, strings, fields);
+ }
+ }
+ }
+ }
+ if ("toF".equals(name)) {
+ List args = mi.arguments();
+ // the first argument is where the uri is
+ if (args != null && args.size() >= 1) {
+ Object arg = args.get(0);
+ if (isValidArgument(name, arg)) {
+ extractEndpointUriFromArgument(name, clazz, block, uris, arg, strings, fields);
+ }
+ }
+ }
+ if ("enrich".equals(name) || "wireTap".equals(name)) {
+ List args = mi.arguments();
+ // the first argument is where the uri is
+ if (args != null && args.size() >= 1) {
+ Object arg = args.get(0);
+ if (isValidArgument(name, arg)) {
+ extractEndpointUriFromArgument(name, clazz, block, uris, arg, strings, fields);
+ }
+ }
+ }
+ }
+ }
+
+ private static boolean isValidArgument(String node, Object arg) {
+ // skip boolean argument, as toD can accept a boolean value
+ if (arg instanceof BooleanLiteral) {
+ return false;
+ }
+ // skip ExchangePattern argument
+ if (arg instanceof QualifiedName) {
+ QualifiedName qn = (QualifiedName) arg;
+ String name = qn.getFullyQualifiedName();
+ if (name.startsWith("ExchangePattern")) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ private static void extractEndpointUriFromArgument(String node, JavaClassSource clazz, Block block, List<ParserResult> uris, Object arg, boolean strings, boolean fields) {
+ if (strings) {
+ String uri = getLiteralValue(clazz, block, (Expression) arg);
+ if (!Strings.isBlank(uri)) {
+ int position = ((Expression) arg).getStartPosition();
+
+ // if the node is fromF or toF, then replace all %s with {{%s}} as we cannot parse that value
+ if ("fromF".equals(node) || "toF".equals(node)) {
+ uri = uri.replaceAll("\\%s", "\\{\\{\\%s\\}\\}");
+ }
+
+ uris.add(new ParserResult(node, position, uri));
+ return;
+ }
+ }
+ if (fields && arg instanceof SimpleName) {
+ FieldSource field = getField(clazz, block, (SimpleName) arg);
+ if (field != null) {
+ // find the endpoint uri from the annotation
+ AnnotationSource annotation = field.getAnnotation("org.apache.camel.cdi.Uri");
+ if (annotation == null) {
+ annotation = field.getAnnotation("org.apache.camel.EndpointInject");
+ }
+ if (annotation != null) {
+ Expression exp = (Expression) annotation.getInternal();
+ if (exp instanceof SingleMemberAnnotation) {
+ exp = ((SingleMemberAnnotation) exp).getValue();
+ } else if (exp instanceof NormalAnnotation) {
+ List values = ((NormalAnnotation) exp).values();
+ for (Object value : values) {
+ MemberValuePair pair = (MemberValuePair) value;
+ if ("uri".equals(pair.getName().toString())) {
+ exp = pair.getValue();
+ break;
+ }
+ }
+ }
+ String uri = CamelJavaParserHelper.getLiteralValue(clazz, block, exp);
+ if (!Strings.isBlank(uri)) {
+ int position = ((SimpleName) arg).getStartPosition();
+ uris.add(new ParserResult(node, position, uri));
+ }
+ } else {
+ // the field may be initialized using variables, so we need to evaluate those expressions
+ Object fi = field.getInternal();
+ if (fi instanceof VariableDeclaration) {
+ Expression exp = ((VariableDeclaration) fi).getInitializer();
+ String uri = CamelJavaParserHelper.getLiteralValue(clazz, block, exp);
+ if (!Strings.isBlank(uri)) {
+ // we want the position of the field, and not in the route
+ int position = ((VariableDeclaration) fi).getStartPosition();
+ uris.add(new ParserResult(node, position, uri));
+ }
+ }
+ }
+ }
+ }
+
+ // cannot parse it so add a failure
+ uris.add(new ParserResult(node, -1, arg.toString(), false));
+ }
+
+ public static List<ParserResult> parseCamelSimpleExpressions(MethodSource<JavaClassSource> method) {
+ List<ParserResult> answer = new ArrayList<ParserResult>();
+
+ MethodDeclaration md = (MethodDeclaration) method.getInternal();
+ Block block = md.getBody();
+ if (block != null) {
+ for (Object statement : block.statements()) {
+ // must be a method call expression
+ if (statement instanceof ExpressionStatement) {
+ ExpressionStatement es = (ExpressionStatement) statement;
+ Expression exp = es.getExpression();
+
+ List<ParserResult> expressions = new ArrayList<ParserResult>();
+ parseExpression(null, method.getOrigin(), block, exp, expressions);
+ if (!expressions.isEmpty()) {
+ // reverse the order as we will grab them from last->first
+ Collections.reverse(expressions);
+ answer.addAll(expressions);
+ }
+ }
+ }
+ }
+
+ return answer;
+ }
+
+ private static void parseExpression(String node, JavaClassSource clazz, Block block, Expression exp, List<ParserResult> expressions) {
+ if (exp == null) {
+ return;
+ }
+ if (exp instanceof MethodInvocation) {
+ MethodInvocation mi = (MethodInvocation) exp;
+ doParseCamelSimple(node, clazz, block, mi, expressions);
+ // if the method was called on another method, then recursive
+ exp = mi.getExpression();
+ parseExpression(node, clazz, block, exp, expressions);
+ }
+ }
+
+ private static void doParseCamelSimple(String node, JavaClassSource clazz, Block block, MethodInvocation mi, List<ParserResult> expressions) {
+ String name = mi.getName().getIdentifier();
+
+ if ("simple".equals(name)) {
+ List args = mi.arguments();
+ // the first argument is a string parameter for the simple expression
+ if (args != null && args.size() >= 1) {
+ // it is a String type
+ Object arg = args.get(0);
+ String simple = getLiteralValue(clazz, block, (Expression) arg);
+ if (!Strings.isBlank(simple)) {
+ int position = ((Expression) arg).getStartPosition();
+ expressions.add(new ParserResult(node, position, simple));
+ }
+ }
+ }
+
+ // simple maybe be passed in as an argument
+ List args = mi.arguments();
+ if (args != null) {
+ for (Object arg : args) {
+ if (arg instanceof MethodInvocation) {
+ MethodInvocation ami = (MethodInvocation) arg;
+ doParseCamelSimple(node, clazz, block, ami, expressions);
+ }
+ }
+ }
+ }
+
+ @SuppressWarnings("unchecked")
+ private static FieldSource<JavaClassSource> getField(JavaClassSource clazz, Block block, SimpleName ref) {
+ String fieldName = ref.getIdentifier();
+ if (fieldName != null) {
+ // find field in class
+ FieldSource field = clazz != null ? clazz.getField(fieldName) : null;
+ if (field == null) {
+ field = findFieldInBlock(clazz, block, fieldName);
+ }
+ return field;
+ }
+ return null;
+ }
+
+ @SuppressWarnings("unchecked")
+ private static FieldSource<JavaClassSource> findFieldInBlock(JavaClassSource clazz, Block block, String fieldName) {
+ for (Object statement : block.statements()) {
+ // try local statements first in the block
+ if (statement instanceof VariableDeclarationStatement) {
+ final Type type = ((VariableDeclarationStatement) statement).getType();
+ for (Object obj : ((VariableDeclarationStatement) statement).fragments()) {
+ if (obj instanceof VariableDeclarationFragment) {
+ VariableDeclarationFragment fragment = (VariableDeclarationFragment) obj;
+ SimpleName name = fragment.getName();
+ if (name != null && fieldName.equals(name.getIdentifier())) {
+ return new StatementFieldSource(clazz, fragment, type);
+ }
+ }
+ }
+ }
+
+ // okay the field may be burried inside an anonymous inner class as a field declaration
+ // outside the configure method, so lets go back to the parent and see what we can find
+ ASTNode node = block.getParent();
+ if (node instanceof MethodDeclaration) {
+ node = node.getParent();
+ }
+ if (node instanceof AnonymousClassDeclaration) {
+ List declarations = ((AnonymousClassDeclaration) node).bodyDeclarations();
+ for (Object dec : declarations) {
+ if (dec instanceof FieldDeclaration) {
+ FieldDeclaration fd = (FieldDeclaration) dec;
+ final Type type = fd.getType();
+ for (Object obj : fd.fragments()) {
+ if (obj instanceof VariableDeclarationFragment) {
+ VariableDeclarationFragment fragment = (VariableDeclarationFragment) obj;
+ SimpleName name = fragment.getName();
+ if (name != null && fieldName.equals(name.getIdentifier())) {
+ return new StatementFieldSource(clazz, fragment, type);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ return null;
+ }
+
+ public static String getLiteralValue(JavaClassSource clazz, Block block, Expression expression) {
+ // unwrap parenthesis
+ if (expression instanceof ParenthesizedExpression) {
+ expression = ((ParenthesizedExpression) expression).getExpression();
+ }
+
+ if (expression instanceof StringLiteral) {
+ return ((StringLiteral) expression).getLiteralValue();
+ } else if (expression instanceof BooleanLiteral) {
+ return "" + ((BooleanLiteral) expression).booleanValue();
+ } else if (expression instanceof NumberLiteral) {
+ return ((NumberLiteral) expression).getToken();
+ }
+
+ // if it a method invocation then add a dummy value assuming the method invocation will return a valid response
+ if (expression instanceof MethodInvocation) {
+ String name = ((MethodInvocation) expression).getName().getIdentifier();
+ return "{{" + name + "}}";
+ }
+
+ // if its a qualified name (usually a constant field in another class)
+ // then add a dummy value as we cannot find the field value in other classes and maybe even outside the
+ // source code we have access to
+ if (expression instanceof QualifiedName) {
+ QualifiedName qn = (QualifiedName) expression;
+ String name = qn.getFullyQualifiedName();
+ return "{{" + name + "}}";
+ }
+
+ if (expression instanceof SimpleName) {
+ FieldSource<JavaClassSource> field = getField(clazz, block, (SimpleName) expression);
+ if (field != null) {
+ // is the field annotated with a Camel endpoint
+ if (field.getAnnotations() != null) {
+ for (Annotation ann : field.getAnnotations()) {
+ boolean valid = "org.apache.camel.EndpointInject".equals(ann.getQualifiedName()) || "org.apache.camel.cdi.Uri".equals(ann.getQualifiedName());
+ if (valid) {
+ Expression exp = (Expression) ann.getInternal();
+ if (exp instanceof SingleMemberAnnotation) {
+ exp = ((SingleMemberAnnotation) exp).getValue();
+ } else if (exp instanceof NormalAnnotation) {
+ List values = ((NormalAnnotation) exp).values();
+ for (Object value : values) {
+ MemberValuePair pair = (MemberValuePair) value;
+ if ("uri".equals(pair.getName().toString())) {
+ exp = pair.getValue();
+ break;
+ }
+ }
+ }
+ if (exp != null) {
+ return getLiteralValue(clazz, block, exp);
+ }
+ }
+ }
+ }
+ // is the field an org.apache.camel.Endpoint type?
+ if ("Endpoint".equals(field.getType().getSimpleName())) {
+ // then grab the uri from the first argument
+ VariableDeclarationFragment vdf = (VariableDeclarationFragment) field.getInternal();
+ expression = vdf.getInitializer();
+ if (expression instanceof MethodInvocation) {
+ MethodInvocation mi = (MethodInvocation) expression;
+ List args = mi.arguments();
+ if (args != null && args.size() > 0) {
+ // the first argument has the endpoint uri
+ expression = (Expression) args.get(0);
+ return getLiteralValue(clazz, block, expression);
+ }
+ }
+ } else {
+ // no annotations so try its initializer
+ VariableDeclarationFragment vdf = (VariableDeclarationFragment) field.getInternal();
+ expression = vdf.getInitializer();
+ if (expression == null) {
+ // its a field which has no initializer, then add a dummy value assuming the field will be initialized at runtime
+ return "{{" + field.getName() + "}}";
+ } else {
+ return getLiteralValue(clazz, block, expression);
+ }
+ }
+ } else {
+ // we could not find the field in this class/method, so its maybe from some other super class, so insert a dummy value
+ final String fieldName = ((SimpleName) expression).getIdentifier();
+ return "{{" + fieldName + "}}";
+ }
+ } else if (expression instanceof InfixExpression) {
+ String answer = null;
+ // is it a string that is concat together?
+ InfixExpression ie = (InfixExpression) expression;
+ if (InfixExpression.Operator.PLUS.equals(ie.getOperator())) {
+
+ String val1 = getLiteralValue(clazz, block, ie.getLeftOperand());
+ String val2 = getLiteralValue(clazz, block, ie.getRightOperand());
+
+ // if numeric then we plus the values, otherwise we string concat
+ boolean numeric = isNumericOperator(clazz, block, ie.getLeftOperand()) && isNumericOperator(clazz, block, ie.getRightOperand());
+ if (numeric) {
+ Long num1 = val1 != null ? Long.valueOf(val1) : 0;
+ Long num2 = val2 != null ? Long.valueOf(val2) : 0;
+ answer = "" + (num1 + num2);
+ } else {
+ answer = (val1 != null ? val1 : "") + (val2 != null ? val2 : "");
+ }
+
+ if (!answer.isEmpty()) {
+ // include extended when we concat on 2 or more lines
+ List extended = ie.extendedOperands();
+ if (extended != null) {
+ for (Object ext : extended) {
+ String val3 = getLiteralValue(clazz, block, (Expression) ext);
+ if (numeric) {
+ Long num3 = val3 != null ? Long.valueOf(val3) : 0;
+ Long num = Long.valueOf(answer);
+ answer = "" + (num + num3);
+ } else {
+ answer += val3 != null ? val3 : "";
+ }
+ }
+ }
+ }
+ }
+ return answer;
+ }
+
+ return null;
+ }
+
+ private static boolean isNumericOperator(JavaClassSource clazz, Block block, Expression expression) {
+ if (expression instanceof NumberLiteral) {
+ return true;
+ } else if (expression instanceof SimpleName) {
+ FieldSource field = getField(clazz, block, (SimpleName) expression);
+ if (field != null) {
+ return field.getType().isType("int") || field.getType().isType("long")
+ || field.getType().isType("Integer") || field.getType().isType("Long");
+ }
+ }
+ return false;
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/camel/blob/88ba9063/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/helper/CamelXmlHelper.java
----------------------------------------------------------------------
diff --git a/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/helper/CamelXmlHelper.java b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/helper/CamelXmlHelper.java
new file mode 100644
index 0000000..53d4783
--- /dev/null
+++ b/tooling/camel-route-parser/src/main/java/org/apache/camel/parser/helper/CamelXmlHelper.java
@@ -0,0 +1,268 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.camel.parser.helper;
+
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NamedNodeMap;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+import org.jboss.forge.roaster.model.util.Strings;
+
+/**
+ * Various XML helper methods used for parsing XML routes.
+ */
+public final class CamelXmlHelper {
+
+ private CamelXmlHelper() {
+ // utility class
+ }
+
+ public static String getSafeAttribute(Node node, String key) {
+ if (node != null) {
+ Node attr = node.getAttributes().getNamedItem(key);
+ if (attr != null) {
+ return attr.getNodeValue();
+ }
+ }
+ return null;
+ }
+
+ public static List<Node> findAllEndpoints(Document dom) {
+ List<Node> nodes = new ArrayList<>();
+
+ NodeList list = dom.getElementsByTagName("endpoint");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ if ("endpoint".equals(child.getNodeName())) {
+ // it may not be a camel namespace, so skip those
+ String ns = child.getNamespaceURI();
+ if (ns == null) {
+ NamedNodeMap attrs = child.getAttributes();
+ if (attrs != null) {
+ Node node = attrs.getNamedItem("xmlns");
+ if (node != null) {
+ ns = node.getNodeValue();
+ }
+ }
+ }
+ // assume no namespace its for camel
+ if (ns == null || ns.contains("camel")) {
+ nodes.add(child);
+ }
+ }
+ }
+
+ list = dom.getElementsByTagName("onException");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ findAllUrisRecursive(child, nodes);
+ }
+ list = dom.getElementsByTagName("onCompletion");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ findAllUrisRecursive(child, nodes);
+ }
+ list = dom.getElementsByTagName("intercept");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ findAllUrisRecursive(child, nodes);
+ }
+ list = dom.getElementsByTagName("interceptFrom");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ findAllUrisRecursive(child, nodes);
+ }
+ list = dom.getElementsByTagName("interceptSendToEndpoint");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ findAllUrisRecursive(child, nodes);
+ }
+ list = dom.getElementsByTagName("rest");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ if ("route".equals(child.getNodeName()) || "to".equals(child.getNodeName())) {
+ findAllUrisRecursive(child, nodes);
+ }
+ }
+ list = dom.getElementsByTagName("route");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ if ("route".equals(child.getNodeName())) {
+ findAllUrisRecursive(child, nodes);
+ }
+ }
+
+ return nodes;
+ }
+
+ private static void findAllUrisRecursive(Node node, List<Node> nodes) {
+ // okay its a route so grab all uri attributes we can find
+ String url = getSafeAttribute(node, "uri");
+ if (url != null) {
+ nodes.add(node);
+ }
+
+ NodeList children = node.getChildNodes();
+ if (children != null) {
+ for (int i = 0; i < children.getLength(); i++) {
+ Node child = children.item(i);
+ if (child.getNodeType() == Node.ELEMENT_NODE) {
+ findAllUrisRecursive(child, nodes);
+ }
+ }
+ }
+ }
+
+ public static List<Node> findAllSimpleExpressions(Document dom) {
+ List<Node> nodes = new ArrayList<>();
+
+ NodeList list = dom.getElementsByTagName("route");
+ for (int i = 0; i < list.getLength(); i++) {
+ Node child = list.item(i);
+ if ("route".equals(child.getNodeName())) {
+ findAllSimpleExpressionsRecursive(child, nodes);
+ }
+ }
+
+ return nodes;
+ }
+
+ private static void findAllSimpleExpressionsRecursive(Node node, List<Node> nodes) {
+ // okay its a route so grab if its <simple>
+ if ("simple".equals(node.getNodeName())) {
+ nodes.add(node);
+ }
+
+ NodeList children = node.getChildNodes();
+ if (children != null) {
+ for (int i = 0; i < children.getLength(); i++) {
+ Node child = children.item(i);
+ if (child.getNodeType() == Node.ELEMENT_NODE) {
+ findAllSimpleExpressionsRecursive(child, nodes);
+ }
+ }
+ }
+ }
+
+ public static Element getSelectedCamelElementNode(String key, InputStream resourceInputStream) throws Exception {
+ Document root = loadCamelXmlFileAsDom(resourceInputStream);
+ Element selectedElement = null;
+ if (root != null) {
+ Node selectedNode = findCamelNodeInDocument(root, key);
+ if (selectedNode instanceof Element) {
+ selectedElement = (Element) selectedNode;
+ }
+ }
+ return selectedElement;
+ }
+
+ private static Document loadCamelXmlFileAsDom(InputStream resourceInputStream) throws Exception {
+ // must enforce the namespace to be http://camel.apache.org/schema/spring which is what the camel-core JAXB model uses
+ Document root = XmlLineNumberParser.parseXml(resourceInputStream, "camelContext,routes,rests", "http://camel.apache.org/schema/spring");
+ return root;
+ }
+
+ private static Node findCamelNodeInDocument(Document root, String key) {
+ Node selectedNode = null;
+ if (root != null && !Strings.isBlank(key)) {
+ String[] paths = key.split("/");
+ NodeList camels = getCamelContextElements(root);
+ if (camels != null) {
+ Map<String, Integer> rootNodeCounts = new HashMap<>();
+ for (int i = 0, size = camels.getLength(); i < size; i++) {
+ Node node = camels.item(i);
+ boolean first = true;
+ for (String path : paths) {
+ if (first) {
+ first = false;
+ String actual = getIdOrIndex(node, rootNodeCounts);
+ if (!equal(actual, path)) {
+ node = null;
+ }
+ } else {
+ node = findCamelNodeForPath(node, path);
+ }
+ if (node == null) {
+ break;
+ }
+ }
+ if (node != null) {
+ return node;
+ }
+ }
+ }
+ }
+ return selectedNode;
+ }
+
+ private static Node findCamelNodeForPath(Node node, String path) {
+ NodeList childNodes = node.getChildNodes();
+ if (childNodes != null) {
+ Map<String, Integer> nodeCounts = new HashMap<>();
+ for (int i = 0, size = childNodes.getLength(); i < size; i++) {
+ Node child = childNodes.item(i);
+ if (child instanceof Element) {
+ String actual = getIdOrIndex(child, nodeCounts);
+ if (equal(actual, path)) {
+ return child;
+ }
+ }
+ }
+ }
+ return null;
+ }
+
+ private static String getIdOrIndex(Node node, Map<String, Integer> nodeCounts) {
+ String answer = null;
+ if (node instanceof Element) {
+ Element element = (Element) node;
+ String elementName = element.getTagName();
+ if ("routes".equals(elementName)) {
+ elementName = "camelContext";
+ }
+ Integer countObject = nodeCounts.get(elementName);
+ int count = countObject != null ? countObject.intValue() : 0;
+ nodeCounts.put(elementName, ++count);
+ answer = element.getAttribute("id");
+ if (Strings.isBlank(answer)) {
+ answer = "_" + elementName + count;
+ }
+ }
+ return answer;
+ }
+
+ private static NodeList getCamelContextElements(Document dom) {
+ NodeList camels = dom.getElementsByTagName("camelContext");
+ if (camels == null || camels.getLength() == 0) {
+ camels = dom.getElementsByTagName("routes");
+ }
+ return camels;
+ }
+
+ private static boolean equal(Object a, Object b) {
+ return a == b ? true : a != null && b != null && a.equals(b);
+ }
+
+}