mirror of git://gcc.gnu.org/git/gcc.git
128 lines
3.0 KiB
Java
128 lines
3.0 KiB
Java
// Method.java - Represent method of class or interface.
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/* Copyright (C) 1998, 1999, 2000 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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package java.lang.reflect;
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import gnu.gcj.RawData;
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/**
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* @author Tom Tromey <tromey@cygnus.com>
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* @date December 12, 1998
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*/
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/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3
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* "The Java Language Specification", ISBN 0-201-63451-1
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* plus online API docs for JDK 1.2 beta from http://www.javasoft.com.
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* Status: Complete, but not correct: access checks aren't done.
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*/
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public final class Method extends AccessibleObject implements Member
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{
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public boolean equals (Object obj)
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{
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if (! (obj instanceof Method))
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return false;
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Method m = (Method) obj;
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return declaringClass == m.declaringClass && offset == m.offset;
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}
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public Class getDeclaringClass ()
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{
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return declaringClass;
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}
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public Class[] getExceptionTypes ()
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{
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return (Class[]) exception_types.clone();
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}
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public native int getModifiers ();
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public native String getName ();
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private native void getType ();
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public Class[] getParameterTypes ()
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{
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if (parameter_types == null)
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getType();
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return (Class[]) parameter_types.clone();
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}
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public Class getReturnType ()
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{
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if (return_type == null)
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getType();
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return return_type;
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}
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public int hashCode ()
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{
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// FIXME.
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return getName().hashCode() + declaringClass.getName().hashCode();
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}
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public native Object invoke (Object obj, Object[] args)
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throws IllegalAccessException, IllegalArgumentException,
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InvocationTargetException;
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public String toString ()
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{
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if (parameter_types == null)
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getType ();
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StringBuffer b = new StringBuffer ();
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Modifier.toString(getModifiers(), b);
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b.append(" ");
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b.append(return_type.getName());
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b.append(" ");
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b.append(declaringClass.getName());
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b.append(".");
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b.append(getName());
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b.append("(");
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for (int i = 0; i < parameter_types.length; ++i)
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{
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b.append(parameter_types[i].getName());
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if (i < parameter_types.length - 1)
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b.append(",");
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}
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b.append(")");
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if (exception_types.length > 0)
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{
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b.append(" throws ");
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for (int i = 0; i < exception_types.length; ++i)
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{
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b.append(exception_types[i].getName());
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if (i < exception_types.length - 1)
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b.append(",");
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}
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}
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return b.toString();
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}
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private Method ()
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{
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}
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// Declaring class.
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private Class declaringClass;
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// Exception types.
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private Class[] exception_types;
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// Name cache. (Initially null.)
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private String name;
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// Parameter types.
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private Class[] parameter_types;
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// Return type.
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private Class return_type;
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// Offset in bytes from the start of declaringClass's methods array.
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private int offset;
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}
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