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JDK 1.1 Source Code Directory
JDK 1.1 source code directory contains Java source code for JDK 1.1 core classes:
"C:\fyicenter\jdk-1.1.8\src".
Here is the list of Java classes of the JDK 1.1 source code:
✍: FYIcenter
⏎ java/lang/reflect/Method.java
/* * @(#)Method.java 1.16 01/12/10 * * Copyright 2002 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ package java.lang.reflect; /** * A Method provides information about, and access to, a single method * on a class or interface. The reflected method may be a class method * or an instance method (including an abstract method). * * <p>A Method permits widening conversions to occur when matching the * actual parameters to invokewith the underlying method's formal * parameters, but it throws an IllegalArgumentException if a * narrowing conversion would occur. * * @see Member * @see java.lang.Class * @see java.lang.Class#getMethods() * @see java.lang.Class#getMethod() * @see java.lang.Class#getDeclaredMethods() * @see java.lang.Class#getDeclaredMethod() * * @author Nakul Saraiya */ public final class Method implements Member { private Class clazz; private int slot; private String name; private Class returnType; private Class[] parameterTypes; private Class[] exceptionTypes; /** * Constructor. Only the Java Virtual Machine may construct a Method. */ private Method() {} /** * Returns the Class object representing the class or interface * that declares the method represented by this Method object. */ public Class getDeclaringClass() { return clazz; } /** * Returns the name of the method represented by this Method * object, as a String. */ public String getName() { return name; } /** * Returns the Java language modifiers for the method represented * by this Method object, as an integer. The Modifier class should * be used to decode the modifiers. * * @see Modifier */ public native int getModifiers(); /** * Returns a Class object that represents the formal return type * of the method represented by this Method object. */ public Class getReturnType() { return returnType; } /** * Returns an array of Class objects that represent the formal * parameter types, in declaration order, of the method * represented by this Method object. Returns an array of length * 0 if the underlying method takes no parameters. */ public Class[] getParameterTypes() { return copy(parameterTypes); } /** * Returns an array of Class objects that represent the types of * the checked exceptions thrown by the underlying method * represented by this Method object. Returns an array of length * 0 if the method throws no checked exceptions. */ public Class[] getExceptionTypes() { return copy(exceptionTypes); } /** * Compares this Method against the specified object. Returns * true if the objects are the same. Two Methods are the same if * they were declared by the same class and have the same name * and formal parameter types. */ public boolean equals(Object obj) { if (obj != null && obj instanceof Method) { Method other = (Method)obj; if ((getDeclaringClass() == other.getDeclaringClass()) && (getName().equals(other.getName()))) { /* Avoid unnecessary cloning */ Class[] params1 = parameterTypes; Class[] params2 = other.parameterTypes; if (params1.length == params2.length) { for (int i = 0; i < params1.length; i++) { if (params1[i] != params2[i]) return false; } return true; } } } return false; } /** * Returns a hashcode for this Method. The hashcode is computed * as the exclusive-or of the hashcodes for the underlying * method's declaring class name and the method's name. */ public int hashCode() { return getDeclaringClass().getName().hashCode() ^ getName().hashCode(); } /** * Returns a string describing this Method. The string is * formatted as the method access modifiers, if any, followed by * the method return type, followed by a space, followed by the * class declaring the method, followed by a period, followed by * the method name, followed by a parenthesized, comma-separated * list of the method's formal parameter types. If the method * throws checked exceptions, the parameter list is followed by a * space, followed by the word throws followed by a * comma-separated list of the thrown exception types. * For example: * <pre> * public boolean java.lang.Object.equals(java.lang.Object) * </pre> * * <p>The access modifiers are placed in canonical order as * specified by "The Java Language Specification". This is * <tt>public</tt>, <tt>protected</tt> or <tt>private</tt> first, * and then other modifiers in the following order: * <tt>abstract</tt>, <tt>static</tt>, <tt>final</tt>, * <tt>synchronized</tt> <tt>native</tt>. */ public String toString() { try { StringBuffer sb = new StringBuffer(); int mod = getModifiers(); if (mod != 0) { sb.append(Modifier.toString(mod) + " "); } sb.append(Field.getTypeName(getReturnType()) + " "); sb.append(Field.getTypeName(getDeclaringClass()) + "."); sb.append(getName() + "("); Class[] params = parameterTypes; // avoid clone for (int j = 0; j < params.length; j++) { sb.append(Field.getTypeName(params[j])); if (j < (params.length - 1)) sb.append(","); } sb.append(")"); Class[] exceptions = exceptionTypes; // avoid clone if (exceptions.length > 0) { sb.append(" throws "); for (int k = 0; k < exceptions.length; k++) { sb.append(exceptions[k].getName()); if (k < (exceptions.length - 1)) sb.append(","); } } return sb.toString(); } catch (Exception e) { return "<" + e + ">"; } } /** * Invokes the underlying method represented by this Method * object, on the specified object with the specified parameters. * Individual parameters are automatically unwrapped to match * primitive formal parameters, and both primitive and reference * parameters are subject to widening conversions as * necessary. The value returned by the underlying method is * automatically wrapped in an object if it has a primitive type. * * <p>Method invocation proceeds with the following steps, in order: * * <p>If the underlying method is static, then the specified object * argument is ignored. It may be null. * * <p>Otherwise, the method is an instance method. If the specified * object argument is null, the invocation throws a * NullPointerException. Otherwise, if the specified object * argument is not an instance of the class or interface declaring * the underlying method, the invocation throws an * IllegalArgumentException. * * <p>If this Method object enforces Java language access control and * the underlying method is inaccessible, the invocation throws an * IllegalAccessException. * * <p>If the number of actual parameters supplied via args is * different from the number of formal parameters required by the * underlying method, the invocation throws an * IllegalArgumentException. * * <p>For each actual parameter in the supplied args array: * * <p>If the corresponding formal parameter has a primitive type, an * unwrapping conversion is attempted to convert the object value * to a value of a primitive type. If this attempt fails, the * invocation throws an IllegalArgumentException. * * <p>If, after possible unwrapping, the parameter value cannot be * converted to the corresponding formal parameter type by an * identity or widening conversion, the invocation throws an * IllegalArgumentException. * * <p>If the underlying method is an instance method, it is invoked * using dynamic method lookup as documented in The Java Language * Specification, section 15.11.4.4; in particular, overriding * based on the runtime type of the target object will occur. * * <p>If the underlying method is static, it is invoked as exactly * the method on the declaring class. * * <p>Control transfers to the underlying method. If the method * completes abruptly by throwing an exception, the exception is * placed in an InvocationTargetException and thrown in turn to * the caller of invoke. * * <p>If the method completes normally, the value it returns is * returned to the caller of invoke; if the value has a primitive * type, it is first appropriately wrapped in an object. If the * underlying method return type is void, the invocation returns * null. * * @exception IllegalAccessException if the underlying method * is inaccessible. * @exception IllegalArgumentException if the number of actual and formal * parameters differ, or if an unwrapping conversion fails. * @exception InvocationTargetException if the underlying method * throws an exception. * @exception NullPointerException if the specified object is null. */ public native Object invoke(Object obj, Object[] args) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException; /* * Avoid clone() */ static Class[] copy(Class[] in) { int l = in.length; if (l == 0) return in; Class[] out = new Class[l]; for (int i = 0; i < l; i++) out[i] = in[i]; return out; } }
⏎ java/lang/reflect/Method.java
Or download all of them as a single archive file:
File name: jdk-1.1.8-src.zip File size: 1574187 bytes Release date: 2018-11-16 Download
⇒ Backup JDK 1.1 Installation Directory
2018-11-17, 175228👍, 0💬
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