org.apache.xmlbeans.impl.jam.internal.reflect.ReflectClassBuilder Maven / Gradle / Ivy

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/*   Copyright 2004 The Apache Software Foundation
 *
 *   Licensed 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.xmlbeans.impl.jam.internal.reflect;

import org.apache.xmlbeans.impl.jam.internal.elements.ElementContext;
import org.apache.xmlbeans.impl.jam.mutable.MClass;
import org.apache.xmlbeans.impl.jam.mutable.MConstructor;
import org.apache.xmlbeans.impl.jam.mutable.MField;
import org.apache.xmlbeans.impl.jam.mutable.MInvokable;
import org.apache.xmlbeans.impl.jam.mutable.MMethod;
import org.apache.xmlbeans.impl.jam.mutable.MParameter;
import org.apache.xmlbeans.impl.jam.provider.JamClassBuilder;
import org.apache.xmlbeans.impl.jam.provider.JamClassPopulator;

import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;

/**
 *
 * @author Patrick Calahan <email: pcal-at-bea-dot-com>
 */
public class ReflectClassBuilder extends JamClassBuilder implements JamClassPopulator {

  // ========================================================================
  // Variables

  private ClassLoader mLoader;
  private ReflectTigerDelegate mTigerDelegate = null;

  // ========================================================================
  // Constructors

  public ReflectClassBuilder(ClassLoader rcl) {
    if (rcl == null) throw new IllegalArgumentException("null rcl");
    mLoader = rcl;
  }

  // ========================================================================
  // JamClassBuilder implementation

  public void init(ElementContext ctx) {
    super.init(ctx);
    initDelegate(ctx);
  }

  public MClass build(String packageName, String className) {
    assertInitialized();
    if (getLogger().isVerbose(this)) {
      getLogger().verbose("trying to build '"+packageName+"' '"+className+"'");
    }
    Class rclass;
    try {
      String loadme = (packageName.trim().length() > 0) ?
        (packageName + '.'  + className) :
        className;
      rclass = mLoader.loadClass(loadme);
    } catch(ClassNotFoundException cnfe) {
      getLogger().verbose(cnfe,this);
      return null;
    }
    MClass out = createClassToBuild(packageName, className, null, this);
    out.setArtifact(rclass);
    return out;
  }

  // ========================================================================
  // JamClassPopulator implementation

  public void populate(MClass dest) {
    assertInitialized();
    Class src = (Class)dest.getArtifact();
    dest.setModifiers(src.getModifiers());
    dest.setIsInterface(src.isInterface());
    if (mTigerDelegate != null) dest.setIsEnumType(mTigerDelegate.isEnum(src));
    // set the superclass
    Class s = src.getSuperclass();
    if (s != null) dest.setSuperclass(s.getName());
    // set the interfaces
    Class[] ints = src.getInterfaces();
    for(int i=0; i