1 files changed, 135 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/rmic/RmicAdapterFactory.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/rmic/RmicAdapterFactory.java
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+++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/rmic/RmicAdapterFactory.java
@@ -0,0 +1,135 @@
+/*
+ *  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.tools.ant.taskdefs.rmic;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.Task;
+import org.apache.tools.ant.types.Path;
+import org.apache.tools.ant.util.ClasspathUtils;
+
+/**
+ * Creates the necessary rmic adapter, given basic criteria.
+ *
+ * @since 1.4
+ */
+public final class RmicAdapterFactory {
+    /** The error message to be used when the compiler cannot be found. */
+    public static final String ERROR_UNKNOWN_COMPILER = "Class not found: ";
+
+    /** The error message to be used when the class is not an rmic adapter. */
+    public static final String ERROR_NOT_RMIC_ADAPTER = "Class of unexpected Type: ";
+
+    /** If the compiler has this name use a default compiler. */
+    public static final String DEFAULT_COMPILER = "default";
+
+    /** This is a singleton -- can't create instances!! */
+    private RmicAdapterFactory() {
+    }
+
+    /**
+     * Based on the parameter passed in, this method creates the necessary
+     * factory desired.
+     *
+     * <p>The current mapping for rmic names are as follows:</p>
+     * <ul><li>sun = SUN's rmic
+     * <li>kaffe = Kaffe's rmic
+     * <li><i>a fully qualified classname</i> = the name of a rmic
+     * adapter
+     * <li>weblogic = weblogic compiler
+     * <li>forking = Sun's RMIC by forking a new JVM
+     * </ul>
+     *
+     * @param rmicType either the name of the desired rmic, or the
+     * full classname of the rmic's adapter.
+     * @param task a task to log through.
+     * @return the compiler adapter
+     * @throws BuildException if the rmic type could not be resolved into
+     * a rmic adapter.
+     */
+    public static RmicAdapter getRmic(String rmicType, Task task)
+        throws BuildException {
+        return getRmic(rmicType, task, null);
+    }
+
+    /**
+     * Based on the parameter passed in, this method creates the necessary
+     * factory desired.
+     *
+     * <p>The current mapping for rmic names are as follows:</p>
+     * <ul><li>sun = SUN's rmic
+     * <li>kaffe = Kaffe's rmic
+     * <li><i>a fully qualified classname</i> = the name of a rmic
+     * adapter
+     * <li>weblogic = weblogic compiler
+     * <li>forking = Sun's RMIC by forking a new JVM
+     * </ul>
+     *
+     * @param rmicType either the name of the desired rmic, or the
+     * full classname of the rmic's adapter.
+     * @param task a task to log through.
+     * @param classpath the classpath to use when looking up an
+     * adapter class
+     * @return the compiler adapter
+     * @throws BuildException if the rmic type could not be resolved into
+     * a rmic adapter.
+     * @since Ant 1.8.0
+     */
+    public static RmicAdapter getRmic(String rmicType, Task task,
+                                      Path classpath)
+        throws BuildException {
+        //handle default specially by choosing the sun or kaffe compiler
+        if (DEFAULT_COMPILER.equalsIgnoreCase(rmicType) || rmicType.length() == 0) {
+            rmicType = KaffeRmic.isAvailable()
+                ? KaffeRmic.COMPILER_NAME
+                : SunRmic.COMPILER_NAME;
+        }
+        if (SunRmic.COMPILER_NAME.equalsIgnoreCase(rmicType)) {
+            return new SunRmic();
+        } else if (KaffeRmic.COMPILER_NAME.equalsIgnoreCase(rmicType)) {
+            return new KaffeRmic();
+        } else if (WLRmic.COMPILER_NAME.equalsIgnoreCase(rmicType)) {
+            return new WLRmic();
+        } else if (ForkingSunRmic.COMPILER_NAME.equalsIgnoreCase(rmicType)) {
+            return new ForkingSunRmic();
+        } else if (XNewRmic.COMPILER_NAME.equalsIgnoreCase(rmicType)) {
+            return new XNewRmic();
+        }
+        //no match?
+        return resolveClassName(rmicType,
+                                // Memory leak in line below
+                                task.getProject().createClassLoader(classpath));
+    }
+
+    /**
+     * Tries to resolve the given classname into a rmic adapter.
+     * Throws a fit if it can't.
+     *
+     * @param className The fully qualified classname to be created.
+     * @param loader the classloader to use
+     * @throws BuildException This is the fit that is thrown if className
+     * isn't an instance of RmicAdapter.
+     */
+    private static RmicAdapter resolveClassName(String className,
+                                                ClassLoader loader)
+            throws BuildException {
+        return (RmicAdapter) ClasspathUtils.newInstance(className,
+                loader != null ? loader :
+                RmicAdapterFactory.class.getClassLoader(), RmicAdapter.class);
+    }
+}