(camel-quarkus) 02/04: Workaround openstack4j incompatibility with Jackson 2.16.x #5604

[ja...@apache.org]

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jamesnetherton pushed a commit to branch quarkus-main
in repository https://gitbox.apache.org/repos/asf/camel-quarkus.git

commit 2c3de2ad65030dee7cdf03c18aef9063674b28b4
Author: James Netherton <ja...@gmail.com>
AuthorDate: Mon Dec 11 08:53:29 2023 +0000

    Workaround openstack4j incompatibility with Jackson 2.16.x #5604
---
 extensions/openstack/runtime/pom.xml               | 11 +++
 .../OSBadBooleanDeserializerSubstitutions.java     | 87 ++++++++++++++++++++++
 2 files changed, 98 insertions(+)

diff --git a/extensions/openstack/runtime/pom.xml b/extensions/openstack/runtime/pom.xml
index f8f4521943..4d3411bfd6 100644
--- a/extensions/openstack/runtime/pom.xml
+++ b/extensions/openstack/runtime/pom.xml
@@ -52,6 +52,17 @@
             <groupId>io.quarkus</groupId>
             <artifactId>quarkus-jackson</artifactId>
         </dependency>
+        <!-- TODO: Remove this https://github.com/apache/camel-quarkus/issues/5604 -->
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.graalvm.sdk</groupId>
+            <artifactId>graal-sdk</artifactId>
+            <scope>provided</scope>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/extensions/openstack/runtime/src/main/java/org/apache/camel/quarkus/component/openstack/graal/OSBadBooleanDeserializerSubstitutions.java b/extensions/openstack/runtime/src/main/java/org/apache/camel/quarkus/component/openstack/graal/OSBadBooleanDeserializerSubstitutions.java
new file mode 100644
index 0000000000..7d7ef1ba62
--- /dev/null
+++ b/extensions/openstack/runtime/src/main/java/org/apache/camel/quarkus/component/openstack/graal/OSBadBooleanDeserializerSubstitutions.java
@@ -0,0 +1,87 @@
+/*
+ * 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.quarkus.component.openstack.graal;
+
+import java.io.IOException;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.JsonToken;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.util.ClassUtil;
+import com.oracle.svm.core.annotate.Alias;
+import com.oracle.svm.core.annotate.Substitute;
+import com.oracle.svm.core.annotate.TargetClass;
+import org.openstack4j.core.transport.internal.OSBadBooleanDeserializer;
+
+/**
+ * TODO: Remove this https://github.com/apache/camel-quarkus/issues/5604
+ *
+ * Mostly a replica of the original OSBadBooleanDeserializer.deserialize but with references to
+ * deprecated & removed Jackson methods replaced.
+ */
+@TargetClass(OSBadBooleanDeserializer.class)
+final class OSBadBooleanDeserializerSubstitutions {
+
+    @Substitute
+    public Boolean deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException, JsonProcessingException {
+        JsonToken t = jp.getCurrentToken();
+        if (t == JsonToken.VALUE_TRUE) {
+            return Boolean.TRUE;
+        }
+        if (t == JsonToken.VALUE_FALSE) {
+            return Boolean.FALSE;
+        }
+        // [JACKSON-78]: should accept ints too, (0 == false, otherwise true)
+        if (t == JsonToken.VALUE_NUMBER_INT) {
+            // 11-Jan-2012, tatus: May be outside of int...
+            if (jp.getNumberType() == JsonParser.NumberType.INT) {
+                return (jp.getIntValue() == 0) ? Boolean.FALSE : Boolean.TRUE;
+            }
+            return Boolean.valueOf(_parseBooleanFromNumber(jp, ctxt));
+        }
+        if (t == JsonToken.VALUE_NULL) {
+            return null;
+        }
+        // And finally, let's allow Strings to be converted too
+        if (t == JsonToken.VALUE_STRING) {
+            String text = jp.getText().trim();
+            if ("true".equalsIgnoreCase(text)) {
+                return Boolean.TRUE;
+            }
+            if ("false".equalsIgnoreCase(text)) {
+                return Boolean.FALSE;
+            }
+            if (text.length() == 0) {
+                return null;
+            }
+            throw ctxt.weirdStringException(text, Boolean.class, "only \"true\" or \"false\" recognized");
+        }
+
+        ctxt.handleUnexpectedToken(Boolean.class, ctxt.getParser());
+        // Otherwise, no can do:
+        throw JsonMappingException.from(ctxt.getParser(),
+                String.format("Cannot deserialize instance of %s out of %s token",
+                        ClassUtil.nameOf(Boolean.class), t));
+    }
+
+    @Alias
+    protected final boolean _parseBooleanFromNumber(JsonParser jp, DeserializationContext ctxt) {
+        return true;
+    }
+}