1 files changed, 189 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/binding-ejb-runtime/src/main/java/org/apache/tuscany/sca/binding/ejb/util/MethodInfo.java b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-ejb-runtime/src/main/java/org/apache/tuscany/sca/binding/ejb/util/MethodInfo.java
new file mode 100644
index 0000000000..e7ea7c9077
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-ejb-runtime/src/main/java/org/apache/tuscany/sca/binding/ejb/util/MethodInfo.java
@@ -0,0 +1,189 @@
+/*
+ * 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.tuscany.sca.binding.ejb.util;
+
+import java.io.Serializable;
+import java.lang.reflect.Method;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * MetaData for a java method
+ *
+ * @version $Rev$ $Date$
+ */
+class MethodInfo implements Serializable {
+
+    /** Automatically generated javadoc for: serialVersionUID */
+    private static final long serialVersionUID = -5557260979514687514L;
+    private String name;
+    private String returnType;
+    private String[] parameterTypes;
+    private String[] exceptionTypes;
+
+    private String IDLName;
+    
+    private transient Method method;
+
+    /**
+     * Type Signature Java Type -------------- --------- Z boolean B byte C char
+     * S short I int J long F float D double L fully-qualified-class ;
+     * fully-qualified-class [ type type[] ( arg-types ) ret-type method type
+     */
+    private static final Map signatures = new HashMap();
+    static {
+        signatures.put("Z", boolean.class);
+        signatures.put("B", byte.class);
+        signatures.put("C", char.class);
+        signatures.put("S", short.class);
+        signatures.put("I", int.class);
+        signatures.put("J", long.class);
+        signatures.put("F", float.class);
+        signatures.put("D", double.class);
+        signatures.put("V", void.class);
+    }
+
+    MethodInfo(Method method) {
+        this.method = method;
+        this.name = method.getName();
+        // this.declaringClass = method.getDeclaringClass().getName();
+        this.returnType = method.getReturnType().getName();
+        Class[] types = method.getParameterTypes();
+        this.parameterTypes = new String[types.length];
+        for (int i = 0; i < types.length; i++) {
+            this.parameterTypes[i] = types[i].getName();
+        }
+        types = method.getExceptionTypes();
+        this.exceptionTypes = new String[types.length];
+        for (int i = 0; i < types.length; i++) {
+            this.exceptionTypes[i] = types[i].getName();
+        }
+        IDLName = this.name;
+    }
+
+    MethodInfo(String name, String returnType, String[] parameterTypes, String[] exceptionTypes) {
+        this.name = name;
+        this.returnType = returnType;
+        this.parameterTypes = parameterTypes;
+        this.exceptionTypes = exceptionTypes;
+        this.IDLName = name;
+    }
+
+    /**
+     * Parse the class name from the internal signature Sample signatures: int
+     * ---> I; int[] ---> [I Object ---> java/lang/Object Object[] --->
+     * [Ljava/lang/Object;
+     * 
+     * @param value
+     * @return
+     */
+    private static String getName(String signature) {
+        String name = signature;
+        // Remove leading ARRAY ([) signatures
+        int index = name.lastIndexOf('[');
+        if (index != -1)
+            name = name.substring(index + 1);
+
+        // Remove L<...>;
+        if (name.charAt(0) == 'L' && name.charAt(name.length() - 1) == ';')
+            name = name.substring(1, name.length() - 1);
+
+        // Primitive types
+        Class primitiveClass = (Class)signatures.get(name);
+        if (primitiveClass != null) {
+            name = primitiveClass.getName();
+        }
+
+        for (int i = 0; i < index + 1; i++) {
+            name = name + "[]";
+        }
+        return name;
+    }
+
+    /**
+     * @return
+     */
+    String getName() {
+        return name;
+    }
+
+    /**
+     * @return
+     */
+    String[] getParameterTypes() {
+        return parameterTypes;
+    }
+
+    /**
+     * @return
+     */
+    String getReturnType() {
+        return returnType;
+    }
+
+    /**
+     * @return
+     */
+    String[] getExceptionTypes() {
+        return exceptionTypes;
+    }
+
+    @Override
+    public String toString() {
+        StringBuffer sb = new StringBuffer();
+        sb.append(getName(returnType)).append(" ").append(name).append("(");
+        for (int j = 0; j < parameterTypes.length; j++) {
+            sb.append(getName(parameterTypes[j])).append(" ").append("arg" + j);
+            if (j < (parameterTypes.length - 1))
+                sb.append(", ");
+        }
+        sb.append(")");
+        if (exceptionTypes.length > 0) {
+            sb.append(" throws ");
+            for (int k = 0; k < exceptionTypes.length; k++) {
+                sb.append(exceptionTypes[k]);
+                if (k < (exceptionTypes.length - 1))
+                    sb.append(", ");
+            }
+        }
+        sb.append(";");
+        return sb.toString();
+    }
+
+    /**
+     * @return Returns the iDLName.
+     */
+    String getIDLName() {
+        return IDLName;
+    }
+
+    /**
+     * @param name The iDLName to set.
+     */
+    void setIDLName(String name) {
+        IDLName = name;
+    }
+
+    /**
+     * @return the method
+     */
+    Method getMethod() {
+        return method;
+    }
+}