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Posted to scm@geronimo.apache.org by pm...@apache.org on 2007/07/02 20:30:40 UTC
svn commit: r552557 [6/6] - in /geronimo/sandbox/j2g/plugins:
org.apache.geronimo.j2g.descriptors.app/
org.apache.geronimo.j2g.descriptors.cmp/
org.apache.geronimo.j2g.descriptors.ejb/
org.apache.geronimo.j2g.descriptors.web/ org.apache.geronimo.j2g.de...
Added: geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/dependence/compatibility/Nobody.java
URL: http://svn.apache.org/viewvc/geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/dependence/compatibility/Nobody.java?view=auto&rev=552557
==============================================================================
--- geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/dependence/compatibility/Nobody.java (added)
+++ geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/dependence/compatibility/Nobody.java Mon Jul 2 11:30:34 2007
@@ -0,0 +1,51 @@
+/**
+ * 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.
+ */
+ /*
+ * Auto-generated by J2G Migration.
+ */
+package org.apache.geronimo.j2g.sources.dependence.compatibility;
+
+import java.security.Principal;
+
+public class Nobody implements Comparable, Principal {
+ public static final String NOBODY = "<NOBODY>";
+
+ public static final Nobody NOBODY_PRINCIPAL = new Nobody();
+
+ public Nobody() {
+ }
+
+ public int hashCode() {
+ return NOBODY.hashCode();
+ }
+
+ public String getName() {
+ return NOBODY;
+ }
+
+ public String toString() {
+ return NOBODY;
+ }
+
+ public boolean equals(Object another) {
+ return false;
+ }
+
+ public int compareTo(Object o) {
+ return 1;
+ }
+}
\ No newline at end of file
Added: geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/dependence/compatibility/PasswordHasher.java
URL: http://svn.apache.org/viewvc/geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/dependence/compatibility/PasswordHasher.java?view=auto&rev=552557
==============================================================================
--- geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/dependence/compatibility/PasswordHasher.java (added)
+++ geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/dependence/compatibility/PasswordHasher.java Mon Jul 2 11:30:34 2007
@@ -0,0 +1,103 @@
+/**
+ * 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.
+ */
+ /*
+ * Auto-generated by J2G Migration.
+ */
+package org.apache.geronimo.j2g.sources.dependence.compatibility;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.security.MessageDigest;
+
+import org.apache.geronimo.util.encoders.Base64Encoder;
+
+public class PasswordHasher {
+
+ private final static String HEX_ENC = "HEX";
+ private final static String ISO_ENC = "ISO-8859-1";
+ private final static String BASE_64_ENC = "BASE64";
+
+ public static String calculateHash(String algorithm, String encoding, String charset, String username, String password, DigestCallback callback) {
+ String passwordHash = null;
+ byte passBytes[];
+ try {
+ if (charset == null) {
+ passBytes = password.getBytes();
+ }
+ else {
+ passBytes = password.getBytes(charset);
+ }
+ } catch (UnsupportedEncodingException uee) {
+ passBytes = password.getBytes();
+ }
+ try {
+ MessageDigest mesDigest = MessageDigest.getInstance(algorithm);
+ if (callback != null) {
+ callback.preDigest(mesDigest);
+ }
+ mesDigest.update(passBytes);
+ if (callback != null) {
+ callback.postDigest(mesDigest);
+ }
+ byte hash[] = mesDigest.digest();
+ if (encoding.equalsIgnoreCase(HEX_ENC)) {
+ passwordHash = base16Encoding(hash);
+ } else if (encoding.equalsIgnoreCase(BASE_64_ENC)) {
+ passwordHash = base64Encoding(hash);
+ }
+ } catch (Exception e) {}
+ return passwordHash;
+ }
+
+ private static String base16Encoding(byte encodedChain[]) {
+ StringBuffer buffer = new StringBuffer(encodedChain.length * 2);
+ for (int i = 0; i < encodedChain.length; i++) {
+ byte nextByte = encodedChain[i];
+ char nextChar = (char) (nextByte >> 4 & 0xf);
+ if (nextChar > '\t') {
+ nextChar = (char) ((nextChar - 10) + 97);
+ }
+ else {
+ nextChar += '0';
+ }
+ buffer.append(nextChar);
+ nextChar = (char) (nextByte & 0xf);
+ if (nextChar > '\t') {
+ nextChar = (char) ((nextChar - 10) + 97);
+ }
+ else {
+ nextChar += '0';
+ }
+ buffer.append(nextChar);
+ }
+ return buffer.toString();
+ }
+
+ private static String base64Encoding(byte bytes[]) {
+ ByteArrayOutputStream out = new ByteArrayOutputStream();
+ Base64Encoder encoder = new Base64Encoder();
+ try {
+ encoder.encode(bytes, 0, bytes.length, out);
+ } catch (IOException e) {}
+ String result = null;
+ try {
+ result = out.toString(ISO_ENC);
+ } catch (UnsupportedEncodingException e) {}
+ return result;
+ }
+}
Added: geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/AbsoluteNameSolver.java
URL: http://svn.apache.org/viewvc/geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/AbsoluteNameSolver.java?view=auto&rev=552557
==============================================================================
--- geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/AbsoluteNameSolver.java (added)
+++ geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/AbsoluteNameSolver.java Mon Jul 2 11:30:34 2007
@@ -0,0 +1,469 @@
+/**
+ * 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.geronimo.j2g.sources.environment;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.Enumeration;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Properties;
+
+import org.apache.geronimo.j2g.common.IOutput;
+import org.apache.geronimo.j2g.common.Tool;
+import org.dom4j.Document;
+import org.dom4j.DocumentException;
+import org.dom4j.Element;
+import org.dom4j.Node;
+import org.dom4j.io.OutputFormat;
+import org.dom4j.io.SAXReader;
+import org.dom4j.io.XMLWriter;
+import org.eclipse.jdt.core.dom.CompilationUnit;
+import org.eclipse.jdt.core.dom.ITypeBinding;
+import org.eclipse.jdt.core.dom.Type;
+
+
+/**
+ * Provides a mechanism to solve absolute JNDI name used in javax.naming.lookup
+ * method.
+ */
+public class AbsoluteNameSolver {
+ /** Static couner for generating valid ejb names. */
+ private static int counter = 0;
+
+ /** Property file with EJB interfaces */
+ public final static String INTEFACES_PROP = "../properties/org.apache.geronimo.j2g.sources.environment/beans-interfaces.properties";
+
+ /** Property file with paths for searching types in jboss.xml */
+ public final static String BEANS_TYPES_PROP = "../properties/org.apache.geronimo.j2g.sources.environment/beans-types.properties";
+
+ /**
+ * Property file with paths for searching home and remote interfaces in
+ * ejb-jar.xml
+ */
+ public final static String BEANS_REFS_PROP = "../properties/org.apache.geronimo.j2g.sources.environment/beans-references.properties";
+
+ /** References in ejb-jar.xml to be found */
+ private final static String[] EJB_REFS = { "ejb-ref", "ejb-local-ref",
+ "resource-ref", "resource-env-ref" };
+
+ /** Separator string for XPath */
+ private final static String XPATH_SEPARATOR = "/";
+
+ /** Separator string for XPath for access elements by non-full names. */
+ private final static String DOUBLE_XPATH_SEPARATOR = "//";
+
+ /** Ejb classname element int ejb-jar.xml */
+ private final static String EJB_CLASS_ELM = "ejb-class";
+
+ /** Ejb name element. */
+ private final static String EJB_NAME_ELM = "ejb-name";
+
+ /** Ejb reference element for add references to ejb-jar.xml */
+ private final static String EJB_REF_ELM = "ejb-ref";
+
+ /** Ejb reference element for add references to ejb-jar.xml */
+ private final static String EJB_LOCAL_REF_ELM = "ejb-local-ref";
+
+ /** Ejb reference JNDI name element. */
+ private final static String EJB_REF_NAME_ELM = "ejb-ref-name";
+
+ /** Ejb reference type element. (Session | Entity) */
+ private final static String EJB_REF_TYPE_ELM = "ejb-ref-type";
+
+ /** Ejb link element. */
+ private final static String EJB_LINK_ELM = "ejb-link";
+
+ /** Base name for generating full ejb reference name. */
+ private final static String BASE_JNDI_NAME = "ejb/";
+
+ /** Session reference type */
+ private final static String SESSION_TYPE = "Session";
+
+ /** Entity reference type */
+ private final static String ENTITY_TYPE = "Entity";
+
+ /** Property file with EJB interfaces */
+ public static Properties interfaces;
+
+ /** Property file with paths for searching types in jboss.xml */
+ private static Properties beansTypes;
+
+ /**
+ * Property file with paths for searching home and remote interfaces in
+ * ejb-jar.xml
+ */
+ private static Properties beansRefs;
+
+ /** Home interface suffix */
+ private final static String HOME_INTERFACE_SUFFIX = "-home";
+
+ /** XPath to session elements. */
+ private final static String SESSION_XPATH = "/ejb-jar/enterprise-beans/session/";
+
+ /** XPath to entity elements */
+ private final static String ENTITY_XPATH = "/ejb-jar/enterprise-beans/entity/";
+
+ /** Full qualified classname for current class */
+ private String qualifiedClassName;
+
+ /** Superinterfaces for current class. */
+ private List superInterfaces;
+
+ /** Output */
+ private IOutput out;
+
+ /** Current compilation unit */
+ private CompilationUnit unit;
+
+ /** SAX reader */
+ private SAXReader xmlReader;
+
+ /** XPath path for class */
+ private String pathForClass;
+
+ /**
+ * Constructor.
+ *
+ * @param qualifiedClassName
+ * full qualified class name which defined in compilation unit.
+ * @param unit
+ * compilation unit.
+ * @param superIterfaces
+ * super interfaces implemented by class which defined in
+ * compilation unit.
+ * @throws NameSolvingException
+ */
+ public AbsoluteNameSolver(String qualifiedClassName, List superIterfaces,
+ CompilationUnit unit) throws NameSolvingException {
+ this.out = Tool.getCurrent().getOutput();
+ this.qualifiedClassName = qualifiedClassName;
+ this.superInterfaces = superIterfaces;
+ this.unit = unit;
+ pathForClass = getPathForClass();
+ xmlReader = new SAXReader(true);
+ }
+
+ /**
+ * Tries to find already existing references to current class. If none
+ * found, tries to resolve type of the current ejb and to add ejb reference
+ * for current absolute name.
+ *
+ * @param absoluteName
+ * absolute name which should be solved.
+ * @param position
+ * position in compilation unit.
+ * @param ejbJar
+ * existed ejb-jar.xml descriptor. (META-INF/ejb-jar.xml)
+ * @param jbossXml
+ * existed jboss.xml descriptor. (META-INf/jboss.xml)
+ * @return JNDI name in local context which was referenced in ejb-jar
+ * descriptor.
+ * @throws NameSolvingException
+ * if any errors occurs while solving absolute names.
+ */
+ public String solveName(String absoluteName, int position, File ejbJar,
+ File jbossXml) throws NameSolvingException {
+ loadProperties();
+ if (pathForClass != null) {
+ Document ejbJarDoc = null;
+ try {
+ ejbJarDoc = xmlReader.read(ejbJar);
+ } catch (DocumentException ex) {
+ throw new NameSolvingException(
+ "Errors occurs while reading xml descriptor "
+ + jbossXml.getAbsolutePath()
+ + ". It is possible that the migrator cannot download an xml schema or xml file has a wrong syntax. Nested exception:"
+ + ex.getMessage());
+ }
+
+ List nodes = ejbJarDoc.selectNodes(pathForClass + XPATH_SEPARATOR
+ + EJB_CLASS_ELM);
+ Iterator nodesIter = nodes.iterator();
+ Node ejbJarNode = null;
+ while (nodesIter.hasNext()) {
+ Node node = (Node) nodesIter.next();
+ if (qualifiedClassName.equals(node.getStringValue().trim())) {
+ ejbJarNode = node.getParent();
+ for (int i = 0; i < EJB_REFS.length; i++) {
+ List refsNodes = ejbJarNode
+ .selectNodes(DOUBLE_XPATH_SEPARATOR
+ + EJB_REFS[i]);
+ if (!refsNodes.isEmpty()) {
+ Iterator references = refsNodes.iterator();
+
+ while (references.hasNext()) {
+ Node referenceNode = (Node) references.next();
+ String refName = getNodeValueByName(
+ referenceNode, EJB_REF_NAME_ELM);
+ if (refName != null
+ && absoluteName.equals(refName.trim())) {
+ out
+ .warn(
+ "Cannot add reference to the abolute name '"
+ + absoluteName
+ + "' because the reference in ejb-jar.xml descriptor to current class already defined.",
+ unit
+ .getLineNumber(position),
+ unit
+ .getColumnNumber(position));
+ return null;
+ }
+ }
+ }
+ }
+ break;
+ }
+ }
+ if (ejbJarNode != null) {
+ Document jbossXmlDoc = null;
+ try {
+ jbossXmlDoc = xmlReader.read(jbossXml);
+ } catch (DocumentException ex) {
+ throw new NameSolvingException(
+ "Errors occurs while reading xml descriptor "
+ + jbossXml.getAbsolutePath()
+ + ". It is possible that the migrator cannot download an xml schema or xml file has a wrong syntax. Nested exception:"
+ + ex.getMessage());
+ }
+ Enumeration paths = beansTypes.keys();
+ while (paths.hasMoreElements()) {
+ String path = (String) paths.nextElement();
+ List findedNodes = jbossXmlDoc.selectNodes(path);
+ Iterator findedNodesIter = findedNodes.iterator();
+ while (findedNodesIter.hasNext()) {
+ Node jbossXmlNode = (Node) findedNodesIter.next();
+ if (absoluteName.equals(jbossXmlNode.getStringValue()
+ .trim())) {
+ String type = beansTypes.getProperty(path);
+ String ejbName = getNodeValueByName(
+ jbossXmlNode.getParent(), EJB_NAME_ELM)
+ .trim();
+ Node referenceNode = null;
+ String ejbRefType = null;
+ List sessionNodes = ejbJarDoc
+ .selectNodes(SESSION_XPATH + EJB_NAME_ELM);
+ Iterator sessionNodesIter = sessionNodes.iterator();
+ while (sessionNodesIter.hasNext()) {
+ Node ejbNameNode = (Node) sessionNodesIter
+ .next();
+ if (ejbName
+ .equals(ejbNameNode.getStringValue())) {
+ referenceNode = ejbNameNode.getParent();
+ ejbRefType = SESSION_TYPE;
+ break;
+ }
+ }
+ if (ejbRefType == null) {
+ List entityNodes = ejbJarDoc
+ .selectNodes(ENTITY_XPATH
+ + EJB_NAME_ELM);
+ Iterator entityNodesIter = entityNodes
+ .iterator();
+ while (entityNodesIter.hasNext()) {
+ Node ejbNameNode = (Node) entityNodesIter
+ .next();
+ if (ejbName.equals(ejbNameNode
+ .getStringValue())) {
+ referenceNode = ejbNameNode.getParent();
+ ejbRefType = ENTITY_TYPE;
+ break;
+ }
+ }
+ }
+ if (referenceNode != null) {
+ String homeIterfacePath = beansRefs
+ .getProperty(type
+ + HOME_INTERFACE_SUFFIX);
+ String homeIterface = getNodeValueByName(
+ referenceNode, homeIterfacePath);
+ String objectIterfacePath = beansRefs
+ .getProperty(type);
+ String objectIterface = getNodeValueByName(
+ referenceNode, objectIterfacePath);
+ Element ejbJarElement = (Element) ejbJarNode;
+ Element ejbRef = null;
+ if (objectIterfacePath.equals("remote")) {
+ ejbRef = ejbJarElement
+ .addElement(EJB_REF_ELM);
+ } else {
+ ejbRef = ejbJarElement
+ .addElement(EJB_LOCAL_REF_ELM);
+ }
+
+ String refName = generateNewRefName();
+ ejbRef.addElement(EJB_REF_NAME_ELM).addText(
+ refName);
+ ejbRef.addElement(EJB_REF_TYPE_ELM).addText(
+ ejbRefType);
+ ejbRef.addElement(homeIterfacePath).addText(
+ homeIterface);
+ ejbRef.addElement(objectIterfacePath).addText(
+ objectIterface);
+ ejbRef.addElement(EJB_LINK_ELM)
+ .addText(ejbName);
+ serializetoXML(ejbJar, ejbJarDoc);
+ return refName;
+ } else {
+ out
+ .error("Cannot find EJB definition in ejb-jar.xml for create reference to it.");
+ }
+ }
+ }
+ }
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Generates new names for ejb references. It looks like
+ * 'ejb/SimpleClassName_x'
+ *
+ * @return new generated reference name.
+ */
+ private String generateNewRefName() {
+ String simpleClassName = qualifiedClassName
+ .substring(qualifiedClassName.lastIndexOf(".") + 1);
+ return BASE_JNDI_NAME + simpleClassName + "_" + (counter++);
+ }
+
+ /**
+ * Saves document to file.
+ *
+ * @param xmlFile
+ * destination file.
+ * @param doc
+ * xml document.
+ * @throws NameSolvingException
+ * if cannot save document.
+ */
+ private void serializetoXML(File xmlFile, Document doc)
+ throws NameSolvingException {
+ try {
+ OutputStream output = new FileOutputStream(xmlFile);
+ OutputFormat outformat = OutputFormat.createPrettyPrint();
+ XMLWriter writer = new XMLWriter(output, outformat);
+ writer.write(doc);
+ writer.flush();
+ } catch (Exception ex) {
+ throw new NameSolvingException(
+ "Error occurs while xml descriptors saving.", ex);
+ }
+ }
+
+ /**
+ * Gets string value of element in node by it name.
+ *
+ * @param parent
+ * parent node.
+ * @param name
+ * element name.
+ * @return string value of element in node.
+ */
+ private String getNodeValueByName(Node parent, String name) {
+ Node node = parent.selectSingleNode(name);
+ if (node != null) {
+ return node.getStringValue();
+ }
+ return null;
+ }
+
+ /**
+ * Gets XPath where need to search already defined references for current
+ * class defined in current compilation unit and determines type of
+ * reference required for current class.
+ *
+ * @return XPath in ejb-jar.xml descriptor.
+ * @throws NameSolvingException
+ * if cannot load properties files.
+ */
+ private String getPathForClass() throws NameSolvingException {
+ loadProperties();
+ Enumeration enumeration = interfaces.keys();
+ while (enumeration.hasMoreElements()) {
+ String ejbInterface = (String) enumeration.nextElement();
+ Iterator types = superInterfaces.iterator();
+ while (types.hasNext()) {
+ Type superType = (Type) types.next();
+ ITypeBinding bind = superType.resolveBinding();
+ if (bind != null
+ && bind.getQualifiedName().equals(ejbInterface)) {
+ String path = interfaces.getProperty(ejbInterface);
+ return path;
+ }
+ }
+ }
+ return null;
+ }
+
+ /**
+ * @return true if class is an EJB bean.
+ */
+ public boolean isEjbBeanClass() {
+ return (pathForClass != null);
+ }
+
+ /**
+ * Loads all necessary properties files.
+ *
+ * @throws NameSolvingException
+ * if cannot load one or more properts files.
+ */
+ private void loadProperties() throws NameSolvingException {
+ if (interfaces == null) {
+ interfaces = new Properties();
+ try {
+ File temp = new File(INTEFACES_PROP);
+ System.out.println("I think I'm here " + temp.getAbsolutePath());
+ File propertyFile = new File(INTEFACES_PROP);
+ interfaces.load(new FileInputStream(propertyFile));
+ } catch (IOException ex) {
+ throw new NameSolvingException(
+ "Cannot read system property file: " + INTEFACES_PROP,
+ ex);
+ }
+ }
+
+ if (beansTypes == null) {
+ beansTypes = new Properties();
+ try {
+ File propertyFile = new File(BEANS_TYPES_PROP);
+ beansTypes.load(new FileInputStream(propertyFile));
+ } catch (IOException ex) {
+ throw new NameSolvingException(
+ "Cannot read system property file: " + BEANS_TYPES_PROP,
+ ex);
+ }
+ }
+
+ if (beansRefs == null) {
+ beansRefs = new Properties();
+ try {
+ File propertyFile = new File(BEANS_REFS_PROP);
+ beansRefs.load(new FileInputStream(propertyFile));
+ } catch (IOException ex) {
+ throw new NameSolvingException(
+ "Cannot read system property file: " + BEANS_REFS_PROP,
+ ex);
+ }
+ }
+ }
+}
Added: geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/BlockVisitor.java
URL: http://svn.apache.org/viewvc/geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/BlockVisitor.java?view=auto&rev=552557
==============================================================================
--- geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/BlockVisitor.java (added)
+++ geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/BlockVisitor.java Mon Jul 2 11:30:34 2007
@@ -0,0 +1,464 @@
+/**
+ * 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.geronimo.j2g.sources.environment;
+
+import java.io.File;
+import java.util.HashMap;
+import java.util.List;
+
+import org.apache.geronimo.j2g.common.FatalToolException;
+import org.apache.geronimo.j2g.common.IOutput;
+import org.apache.geronimo.j2g.common.Tool;
+import org.eclipse.jdt.core.JavaModelException;
+import org.eclipse.jdt.core.dom.ASTNode;
+import org.eclipse.jdt.core.dom.ASTVisitor;
+import org.eclipse.jdt.core.dom.Assignment;
+import org.eclipse.jdt.core.dom.CastExpression;
+import org.eclipse.jdt.core.dom.ClassInstanceCreation;
+import org.eclipse.jdt.core.dom.CompilationUnit;
+import org.eclipse.jdt.core.dom.Expression;
+import org.eclipse.jdt.core.dom.ITypeBinding;
+import org.eclipse.jdt.core.dom.MethodInvocation;
+import org.eclipse.jdt.core.dom.SimpleName;
+import org.eclipse.jdt.core.dom.StringLiteral;
+import org.eclipse.jdt.core.dom.Type;
+import org.eclipse.jdt.core.dom.VariableDeclarationFragment;
+
+
+/**
+ * The algorithm of work as follows: <br>
+ * 1. Searches invocations of the <code>javax.naming.Context#lookup</code> method; <br>
+ *
+ * 2. If the lookup meets the following conditions: <br>
+ * a) It is performed from an EJB;<br>
+ * b) JNDI name is a string constant;<br>
+ * c) JNDI name is a path in the EJB environment (starts with "java:comp/env" or equals to
+ * "java:comp/UserTransaction", "java:comp/ORB" );<br>
+ * then the plug-in considers this lookup as correct. <br>
+ *
+ * 3. If the lookup meets the following conditions: <br>
+ * a) It is performed from an EJB;<br>
+ * b) JNDI name is a string constant;<br>
+ * c) JNDI name is a full direct path;<br>
+ * d) EJB does not have any environment references; <br>
+ * then the plug-in should add the resource reference in the EJB component's deployment descriptor
+ * and replace the use of a direct name with this name from the component's environment.<br>
+ *
+ * 4. Otherwise the plug-in outputs a warning message that the lookup might be incorrect.
+ */
+public class BlockVisitor extends ASTVisitor {
+
+ /** Lookup method simple name. */
+ private final static String LOOKUP_METHOD_NAME = "lookup";
+
+ /** Full qualified name for Context interface. */
+ private final static String CONTEXT_INTERFACE_NAME = "javax.naming.Context";
+
+ /** Full qualified name for InitialContext class. */
+ private final static String INIT_CONTEXT_CLASSNAME = "javax.naming.InitialContext";
+
+ /** Initial context. */
+ private final static String INITIAL_CONTEXT = "";
+
+ /** Compilation unit. */
+ private CompilationUnit unit;
+
+ /** Tool output. */
+ private IOutput out;
+
+ /** HashMap for the context variables. */
+ private HashMap varsMap;
+
+ /** Solver for absolute JNDI names used in lookup methods. */
+ private AbsoluteNameSolver solver;
+
+ /** Allowed objects for JNDI lookup. */
+ private final static String[] ALLOWED_OBJECTS = { "java:comp/UserTransaction", "java:comp/ORB" };
+
+ /** Local context. */
+ private final static String LOCAL_CONTEXT = "java:comp/env/";
+
+ /** Meta-inf directory default name. */
+ public final static String META_INF_DIR = "META-INF";
+
+ /** EJB deployment descriptor default filename. */
+ public final static String EJB_JAR_FILE = "ejb-jar.xml";
+
+ /** JBoss descriptor default filename. */
+ public final static String JBOSS_XML_FILE = "jboss.xml";
+
+ /** Last catched string literal for lookup method. */
+ private StringLiteral lastStrLiteral;
+
+ /**
+ * Visitor constructor. Setups compilation unit and output.
+ * @param unit current compilation unit.
+ * @param solver initialized absolute names solver for visiting class.
+ */
+ public BlockVisitor(CompilationUnit unit, AbsoluteNameSolver solver) {
+ super(false);
+ this.unit = unit;
+ this.solver = solver;
+ varsMap = new HashMap();
+ out = Tool.getCurrent().getOutput();
+ }
+
+ /**
+ * Checks method and if it is a javax.naming.Context#lookup resolves and analizes context.
+ * @param methodInvocation method invocation.
+ */
+ public boolean visit(MethodInvocation methodInvocation) {
+ int position = methodInvocation.getStartPosition();
+ if (isLookupMethodInvocation(methodInvocation)) {
+ String jndiName = getLookupArgument(methodInvocation);
+ try {
+ analizeLookupJNDIName(jndiName, position);
+ } catch (FatalToolException ex) {
+ out.error("Cannot check correctness of lookup method using: " + ex.getMessage(), unit.getLineNumber(position), unit.getColumnNumber(position));
+ }
+ }
+ return true;
+ }
+
+ /**
+ * If it's an assign for a variable which type is javax.naming.Context then analizes correctness
+ * of initializer and puts variable assignment to the varsMap.
+ * @param assignment assignment.
+ */
+ public boolean visit(Assignment assignment) {
+ Expression leftSide = assignment.getLeftHandSide();
+ if (leftSide instanceof SimpleName) {
+ SimpleName varName = (SimpleName) leftSide;
+ if (isValidType(varName)) {
+ Expression rightSide = assignment.getRightHandSide();
+ ASTNode parent = getParentBlock(assignment);
+ int exprEnd = parent.getStartPosition() + parent.getLength();
+ if (isValidContextInitializer(rightSide)) {
+ String key = varName.getIdentifier();
+ VarContext var = new VarContext(INITIAL_CONTEXT, exprEnd, true);
+ varsMap.put(key, var);
+ return false;
+ }
+ else {
+ String cast = checkCastToContext(rightSide);
+ if (cast != null) {
+ String key = varName.getIdentifier();
+ VarContext var = new VarContext(cast, exprEnd, true);
+ varsMap.put(key, var);
+ return false;
+ }
+ else {
+ String key = varName.getIdentifier();
+ VarContext var = new VarContext(INITIAL_CONTEXT, exprEnd, false);
+ varsMap.put(key, var);
+ return true;
+ }
+ }
+ }
+ }
+ return true;
+ }
+
+ /**
+ * If it's the declaration of the variable which type is javax.naming.Context and initializer
+ * not null then analizes it correctness and puts variable assignment to the varsMap.
+ * @param fragment variable declaration fragment.
+ */
+ public boolean visit(VariableDeclarationFragment fragment) {
+ Expression initializer = fragment.getInitializer();
+ if (initializer != null) {
+ SimpleName varName = fragment.getName();
+ if (isValidType(varName)) {
+ ASTNode parent = getParentBlock(fragment);
+ int exprEnd = parent.getStartPosition() + parent.getLength();
+ if (isValidContextInitializer(initializer)) {
+ String key = varName.getIdentifier();
+ VarContext var = new VarContext(INITIAL_CONTEXT, exprEnd, true);
+ varsMap.put(key, var);
+ return false;
+ }
+ else {
+ String cast = checkCastToContext(fragment.getInitializer());
+ if (cast != null) {
+ String key = varName.getIdentifier();
+ VarContext var = new VarContext(cast, exprEnd, true);
+ varsMap.put(key, var);
+ return false;
+ }
+ else {
+ String key = varName.getIdentifier();
+ VarContext var = new VarContext(INITIAL_CONTEXT, exprEnd, false);
+ varsMap.put(key, var);
+ return true;
+ }
+ }
+ }
+ else {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Checks that expression is a creation of <code>InitailContext</code> class instance without
+ * parameters.
+ * @param expr initializer expression.
+ * @return true if expr looks like this <code>new InitialContext()</code>.
+ */
+ private boolean isValidContextInitializer(Expression expr) {
+ if (expr instanceof ClassInstanceCreation) {
+ ClassInstanceCreation instanceCreation = (ClassInstanceCreation) expr;
+ Type type = instanceCreation.getType();
+ ITypeBinding typeBind = type.resolveBinding();
+ if (typeBind.getQualifiedName().equals(INIT_CONTEXT_CLASSNAME)) {
+ if (instanceCreation.arguments().isEmpty()) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Checks that expression has <code>javax.naming.Context</code> type or its type implements
+ * that interface.
+ *
+ * @param expr expression which will be checked.
+ * @return true if expression has <code>javax.naming.Context</code> type or its type
+ * implements that interface.
+ */
+ private boolean isValidType(Expression expr) {
+ ITypeBinding bind = expr.resolveTypeBinding();
+ if (bind != null) {
+ if (bind.getQualifiedName().equals(CONTEXT_INTERFACE_NAME)) {
+ return true;
+ }
+ else {
+ ITypeBinding[] interfaces = bind.getInterfaces();
+ for (int i = 0; i < interfaces.length; i++) {
+ if (interfaces[i].getQualifiedName().equals(CONTEXT_INTERFACE_NAME)) {
+ return true;
+ }
+ }
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Checks that expression is cast object returned by <code>javax.naming.Context#lookup</code>
+ * method to the <code>javax.naming.Context</code> type.
+ *
+ * @param expr expression which will be checked.
+ * @return JNDI name for Context presented by cast or <code>null</code> if it cannot be
+ * unambiguously resolved or if expression is invalid.
+ */
+ private String checkCastToContext(Expression expr) {
+ if (expr != null && isValidType(expr)) {
+ if (expr instanceof CastExpression) {
+ CastExpression castExpr = (CastExpression) expr;
+ Expression castArg = castExpr.getExpression();
+ if (castArg instanceof MethodInvocation) {
+ MethodInvocation invocation = (MethodInvocation) castArg;
+ if (isLookupMethodInvocation(invocation)) {
+ String name = getLookupArgument(invocation);
+ return name;
+ }
+ else {
+ return null;
+ }
+
+ }
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Checks a javax.naming.Context#lookup method invocation and tries to resolve context.
+ * @param invocation lookup method invocation node.
+ * @return JNDI name for object returned by lookup method or <code>null</code> if it cannot be
+ * unambiguously resolved or it is not lookup method.
+ */
+ private String getLookupArgument(MethodInvocation invocation) {
+ Expression expr = invocation.getExpression();
+ String history = getExpressionHistory(expr);
+ if (history != null) {
+ List arguments = invocation.arguments();
+ if (arguments.size() != 0) {
+ Expression arg = (Expression) arguments.get(0);
+ if (arg instanceof StringLiteral) {
+ StringLiteral literal = (StringLiteral) arg;
+ String resultContext = history + literal.getLiteralValue();
+ this.lastStrLiteral = literal;
+ return resultContext;
+ }
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Checks is it lookup method or not.
+ * @param invocation method invocation node.
+ * @return <code>true</code> if it is a javax.naming.Context#lookup and <code>false</code>
+ * in another cases.
+ */
+ private boolean isLookupMethodInvocation(MethodInvocation invocation) {
+ if (invocation.getName().getIdentifier().equals(LOOKUP_METHOD_NAME)) {
+ Expression expr = invocation.getExpression();
+ if (isValidType(expr)) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * If expr is a variable then gets variable context from varsMap and returns its value if it's
+ * correct.
+ * @param expr which type is a <code>javax.naming.Context</code>.
+ * @return JNDI name presented by this expression or <code>null</code> if it cannot be
+ * unambiguously resolved
+ */
+ private String getExpressionHistory(Expression expr) {
+ if (expr instanceof SimpleName) {
+ SimpleName name = (SimpleName) expr;
+ String varName = name.getIdentifier();
+ VarContext var = (VarContext) varsMap.get(varName);
+ if (var != null && var.isValid() && var.getAreaEnd() > name.getStartPosition()) {
+ return var.getJNDIName();
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Gets parent node for a variable declaration fragment.
+ * @param fragment
+ * @return parent block for the specified <code>VariableDeclarationFragment</code>.
+ */
+ private ASTNode getParentBlock(VariableDeclarationFragment fragment) {
+ return fragment.getParent().getParent().getParent();
+ }
+
+ /**
+ * Gets parent node for an assignment.
+ * @param assignment
+ * @return parent block for the specified <code>Assignment</code>.
+ */
+ private ASTNode getParentBlock(Assignment assignment) {
+ return assignment.getParent().getParent();
+ }
+
+ /**
+ * Checks the correctness of the JNDI name.
+ * @param name JNDI name.
+ * @param position position in the source file.
+ * @throws FatalToolException if any exceptions occurs while checks JNDI name.
+ */
+ private void analizeLookupJNDIName(String name, int position) throws FatalToolException {
+ if (name != null) {
+ if (!isValidJNDIName(name)) {
+ String literalValue = lastStrLiteral.getLiteralValue();
+ if (literalValue.equals(name)) {
+ String solvedName = solveAbsoluteName(name, position);
+ if (solvedName != null) {
+ String localJNDIName = LOCAL_CONTEXT + solvedName;
+ out.info("The reference to current EJB was added to " + EJB_JAR_FILE + " deployment descriptor. Using of direct name '" + name + "' was replaced by '" + localJNDIName + "' local name.", unit.getLineNumber(position), unit.getColumnNumber(position));
+ lastStrLiteral.setLiteralValue(localJNDIName);
+ return;
+ }
+ else {
+ out.warn("Using of an absolute JNDI name might be incorrect.", unit.getLineNumber(position), unit.getColumnNumber(position));
+ return;
+ }
+ }
+ } else{
+ return;
+ }
+
+ }
+ out.warn("Lookup using might be incorrect.", unit.getLineNumber(position), unit.getColumnNumber(position));
+ }
+
+ /**
+ * Tries to find META-INF/ejb-jar.xml and META-INF/jboss.xml descriptors and if its exests tries
+ * to add references for JNDI name to its.
+ * @param absoluteName absolute JNDI name.
+ * @param position position in the source file.
+ * @return JNDI name in local context or null if cannot unambiguously solve references.
+ * @throws FatalToolException if any errors occurs while solving name.
+ */
+ private String solveAbsoluteName(String absoluteName, int position) throws FatalToolException {
+ if (solver.isEjbBeanClass()) {
+ try {
+ String pack = unit.getPackage().getName().getFullyQualifiedName().replace('.', File.separatorChar);
+ String unitFile = unit.getJavaElement().getUnderlyingResource().getRawLocation().toFile().getAbsolutePath();
+ String rootDir = unitFile.substring(0, unitFile.lastIndexOf(pack));
+ File metaInfDir = new File(rootDir + META_INF_DIR);
+ if (metaInfDir.exists() && metaInfDir.isDirectory()) {
+ File ejbJar = new File(metaInfDir, EJB_JAR_FILE);
+ File jbossXml = new File(metaInfDir, JBOSS_XML_FILE);
+ if (ejbJar.exists()) {
+ if (jbossXml.exists()) {
+ String solvedName = solver.solveName(absoluteName, position, ejbJar, jbossXml);
+ return solvedName;
+ }
+ else {
+ out.error("Cannot add reference for absolute name '" + absoluteName + "' : cannot find " + jbossXml.getAbsolutePath() + " file.", unit.getLineNumber(position), unit.getColumnNumber(position));
+ }
+ }
+ else {
+ out.error("Cannot add reference for absolute name '" + absoluteName + "' : cannot find " + ejbJar.getAbsolutePath() + " file.", unit.getLineNumber(position), unit.getColumnNumber(position));
+ }
+
+ }
+ else {
+ out.error("Cannot add reference for absolute name '" + absoluteName + "' : cannot find " + metaInfDir.getAbsolutePath() + " directory.", unit.getLineNumber(position), unit.getColumnNumber(position));
+ return null;
+ }
+
+ } catch (JavaModelException ex) {
+ throw new FatalToolException("Cannot access to source file.", ex);
+ } catch (NameSolvingException ex) {
+ out.error("Cannot add reference for absolute name '" + absoluteName + "' :" + ex.getMessage());
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Checks correctness of constant JNDI name.
+ * @param name JNDI name.
+ * @return true if it's correct JNDI name (Starts with 'java:comp/env/' or equals to allowed
+ * strings).
+ */
+ private boolean isValidJNDIName(String name) {
+ if (name.startsWith(LOCAL_CONTEXT)) {
+ return true;
+ }
+ for (int i = 0; i < ALLOWED_OBJECTS.length; i++) {
+ if (ALLOWED_OBJECTS[i].equals(name)) {
+ return true;
+ }
+ }
+ return false;
+ }
+}
Added: geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/EjbEnvJavaMigration.java
URL: http://svn.apache.org/viewvc/geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/EjbEnvJavaMigration.java?view=auto&rev=552557
==============================================================================
--- geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/EjbEnvJavaMigration.java (added)
+++ geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/EjbEnvJavaMigration.java Mon Jul 2 11:30:34 2007
@@ -0,0 +1,66 @@
+/**
+ * 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.geronimo.j2g.sources.environment;
+
+import org.apache.geronimo.j2g.common.IJavaMigration;
+import org.apache.geronimo.j2g.common.IOutput;
+import org.apache.geronimo.j2g.common.Tool;
+import org.eclipse.jdt.core.JavaModelException;
+import org.eclipse.jdt.core.dom.ASTNode;
+import org.eclipse.jdt.core.dom.CompilationUnit;
+
+
+/**
+ * @see IJavaMigration
+ */
+public class EjbEnvJavaMigration implements IJavaMigration {
+ /**
+ * Plug-in name.
+ */
+ private final static String PLUGIN_NAME = "EJB environment plug-in";
+
+ /**
+ * Tool output.
+ */
+ private IOutput out;
+
+ /**
+ * Finds access of a component to the named object in the source code outside of its own
+ * environment and tries to ascertain is it correct or not.
+ * @param source compilation unit for migration.
+ * @throws JavaModelException
+ */
+ public boolean migrate(ASTNode source) {
+ out = Tool.getCurrent().getOutput();
+ if (source instanceof CompilationUnit) {
+ CompilationUnit unit = (CompilationUnit) source;
+ out.info("[" + PLUGIN_NAME + "] " + "Migration started: " + unit.getJavaElement().getElementName());
+ long initialChanges = unit.getAST().modificationCount();
+ MethodsVisitor methodsVisitor = new MethodsVisitor(unit);
+ unit.accept(methodsVisitor);
+ //methodsVisitor.visit(unit);
+ long finalChanges = unit.getAST().modificationCount();
+ out.info("[" + PLUGIN_NAME + "] " + "Migration finished: " + unit.getJavaElement().getElementName());
+ return initialChanges != finalChanges;
+ }
+ else {
+ out.error("[" + PLUGIN_NAME + "] " + "Wrong type of source node.");
+ }
+ return false;
+ }
+}
Added: geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/MethodsVisitor.java
URL: http://svn.apache.org/viewvc/geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/MethodsVisitor.java?view=auto&rev=552557
==============================================================================
--- geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/MethodsVisitor.java (added)
+++ geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/MethodsVisitor.java Mon Jul 2 11:30:34 2007
@@ -0,0 +1,83 @@
+/**
+ * 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.geronimo.j2g.sources.environment;
+
+import java.util.List;
+
+import org.apache.geronimo.j2g.common.Tool;
+import org.eclipse.jdt.core.dom.ASTVisitor;
+import org.eclipse.jdt.core.dom.Block;
+import org.eclipse.jdt.core.dom.CompilationUnit;
+import org.eclipse.jdt.core.dom.ITypeBinding;
+import org.eclipse.jdt.core.dom.MethodDeclaration;
+import org.eclipse.jdt.core.dom.SimpleName;
+import org.eclipse.jdt.core.dom.TypeDeclaration;
+
+
+/**
+ * Visits types declarations, creates absolute name solvers and then visits methods declarations of
+ * these types. For each method declaration creates and starts {@link BlockVisitor}.
+ */
+public class MethodsVisitor extends ASTVisitor {
+ /** Compilation unit. */
+ private CompilationUnit unit;
+
+ /** Solver for absolute JNDI names. */
+ private AbsoluteNameSolver solver;
+
+ /**
+ * Constructor.
+ * @param unit compilation unit.
+ */
+ public MethodsVisitor(CompilationUnit unit) {
+ super(false);
+ this.unit = unit;
+ }
+
+ /**
+ * Creates absolute names solver for this type declaration.
+ * @param declaration type declaration.
+ */
+ public boolean visit(TypeDeclaration declaration) {
+ List superInterfaces = declaration.superInterfaceTypes();
+ SimpleName className = declaration.getName();
+ ITypeBinding bind = className.resolveTypeBinding();
+ String qualifiedName = bind.getQualifiedName();
+ try {
+ solver = new AbsoluteNameSolver(qualifiedName, superInterfaces, unit);
+ return true;
+ } catch (NameSolvingException e) {
+ Tool.getCurrent().getOutput().fatal("Internal error occurs. " + e.getMessage());
+ }
+ return false;
+ }
+
+ /**
+ * Creates and starts {@link BlockVisitor} if method is not empty.
+ * @param methodDeclaration method declaration.
+ */
+ public boolean visit(MethodDeclaration methodDeclaration) {
+ Block block = methodDeclaration.getBody();
+ if (block != null) {
+ BlockVisitor blockVisitor = new BlockVisitor(unit, solver);
+ methodDeclaration.accept(blockVisitor);
+ //blockVisitor.visit(block);
+ }
+ return false;
+ }
+}
Added: geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/NameSolvingException.java
URL: http://svn.apache.org/viewvc/geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/NameSolvingException.java?view=auto&rev=552557
==============================================================================
--- geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/NameSolvingException.java (added)
+++ geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/NameSolvingException.java Mon Jul 2 11:30:34 2007
@@ -0,0 +1,60 @@
+/**
+ * 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.geronimo.j2g.sources.environment;
+
+/**
+ * Exception that indicates exceptions occurs while AbsoluteNameSolver works.
+ */
+public class NameSolvingException extends Exception {
+
+ /** Serial version UID */
+ private static final long serialVersionUID = 1419666308972177554L;
+
+ /**
+ * Constructor.
+ */
+ public NameSolvingException() {
+ super();
+ }
+
+ /**
+ * Constructor.
+ * @param msg message.
+ */
+ public NameSolvingException(String msg) {
+ super(msg);
+ }
+
+ /**
+ * Constructor.
+ * @param cause cause.
+ */
+ public NameSolvingException(Throwable cause) {
+ super(cause);
+ }
+
+ /**
+ * Constructor.
+ * @param msg message.
+ * @param cause cause.
+ */
+ public NameSolvingException(String msg, Throwable cause) {
+ super(msg, cause);
+ }
+
+}
Added: geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/VarContext.java
URL: http://svn.apache.org/viewvc/geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/VarContext.java?view=auto&rev=552557
==============================================================================
--- geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/VarContext.java (added)
+++ geronimo/sandbox/j2g/plugins/org.apache.geronimo.j2g.sources/src/org/apache/geronimo/j2g/sources/environment/VarContext.java Mon Jul 2 11:30:34 2007
@@ -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.geronimo.j2g.sources.environment;
+
+/**
+ * Class represents JNDI name, scope and correctness presented by <code>javax.naming.Context</code> variable.
+ */
+public class VarContext
+{
+ /**
+ * Correctness flag.
+ */
+ private boolean valid;
+
+ /**
+ * Position ends of scope in a compilation unit there variable was declared.
+ */
+ private int areaEnd;
+
+ /**
+ * JNDI name which variable presents.
+ */
+ private String jndiName;
+
+ /**
+ * Constructor.
+ */
+ public VarContext(String jndiName, int end, boolean valid)
+ {
+ this.areaEnd = end;
+ this.valid = valid;
+ this.jndiName = jndiName;
+ }
+
+ /**
+ * @return end of variable scope in a current compilation unit.
+ */
+ public int getAreaEnd()
+ {
+ return areaEnd;
+ }
+
+ /**
+ * @return <code>true</code> if variable is correct.
+ */
+ public boolean isValid()
+ {
+ return valid;
+ }
+
+ /**
+ * @return JNDI name which presented by variable.
+ */
+ public String getJNDIName()
+ {
+ return jndiName;
+ }
+}