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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/Field.java
/* * @(#)Field.java 1.11 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 Field provides information about, and dynamic access to, a * single field of a class or an interface. The reflected field may * be a class (static) field or an instance field. * * <p>A Field permits widening conversions to occur during a get or * set access operation, but throws an IllegalArgumentException if a * narrowing conversion would occur. * * @see Member * @see java.lang.Class * @see java.lang.Class#getFields() * @see java.lang.Class#getField() * @see java.lang.Class#getDeclaredFields() * @see java.lang.Class#getDeclaredField() * * @author Nakul Saraiya */ public final class Field implements Member { private Class clazz; private int slot; private String name; private Class type; /** * Constructor. Only the Java Virtual Machine may construct a Field. */ private Field() {} /** * Returns the Class object representing the class or interface * that declares the field represented by this Field object. */ public Class getDeclaringClass() { return clazz; } /** * Returns the name of the field represented by this Field object. */ public String getName() { return name; } /** * Returns the Java language modifiers for the field represented * by this Field 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 identifies the declared type for * the field represented by this Field object. */ public Class getType() { return type; } /** * Compares this Field against the specified object. Returns * true if the objects are the same. Two Fields are the same if * they were declared by the same class and have the same name * and type. */ public boolean equals(Object obj) { if (obj != null && obj instanceof Field) { Field other = (Field)obj; return (getDeclaringClass() == other.getDeclaringClass()) && (getName().equals(other.getName())) && (getType() == other.getType()); } return false; } /** * Returns a hashcode for this Field. This is computed as the * exclusive-or of the hashcodes for the underlying field's * declaring class name and its name. */ public int hashCode() { return getDeclaringClass().getName().hashCode() ^ getName().hashCode(); } /** * Return a string describing this Field. The format is * the access modifiers for the field, if any, followed * by the field type, followed by a space, followed by * the fully-qualified name of the class declaring the field, * followed by a period, followed by the name of the field. * For example: * <pre> * public static final int java.lang.Thread.MIN_PRIORITY * private int java.io.FileDescriptor.fd * </pre> * * <p>The 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>static</tt>, <tt>final</tt>, * <tt>transient</tt>, <tt>volatile</tt>. */ public String toString() { int mod = getModifiers(); return (((mod == 0) ? "" : (Modifier.toString(mod) + " ")) + getTypeName(getType()) + " " + getTypeName(getDeclaringClass()) + "." + getName()); } /** * Returns the value of the field represented by this Field, on * the specified object. The value is automatically wrapped in an * object if it has a primitive type. * * <p>The underlying field's value is obtained as follows: * * <p>If the underlying field is a static field, the object argument * is ignored; it may be null. * * <p>Otherwise, the underlying field is an instance field. If the * specified object argument is null, the method throws a * NullPointerException. If the specified object is not an * instance of the class or interface declaring the underlying * field, the method throws an IllegalArgumentException. * * <p>If this Field object enforces Java language access control, and * the underlying field is inaccessible, the method throws an * IllegalAccessException. * * <p>Otherwise, the value is retrieved from the underlying instance * or static field. If the field has a primitive type, the value * is wrapped in an object before being returned, otherwise it is * returned as is. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field. * @exception NullPointerException if the specified object is null. */ public native Object get(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Get the value of a field as a boolean on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the field value cannot be * converted to the return type by a widening conversion. * @see Field#get */ public native boolean getBoolean(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Get the value of a field as a byte on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the field value cannot be * converted to the return type by a widening conversion. * @see Field#get */ public native byte getByte(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Get the value of a field as a char on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the field value cannot be * converted to the return type by a widening conversion. * @see Field#get */ public native char getChar(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Get the value of a field as a short on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the field value cannot be * converted to the return type by a widening conversion. * @see Field#get */ public native short getShort(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Get the value of a field as a int on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the field value cannot be * converted to the return type by a widening conversion. * @see Field#get */ public native int getInt(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Get the value of a field as a long on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the field value cannot be * converted to the return type by a widening conversion. * @see Field#get */ public native long getLong(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Get the value of a field as a float on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the field value cannot be * converted to the return type by a widening conversion. * @see Field#get */ public native float getFloat(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Get the value of a field as a double on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the field value cannot be * converted to the return type by a widening conversion. * @see Field#get */ public native double getDouble(Object obj) throws IllegalArgumentException, IllegalAccessException; /** * Sets the field represented by this Field object on the * specified object argument to the specified new value. The new * value is automatically unwrapped if the underlying field has a * primitive type. * * <p>The operation proceeds as follows: * * <p>If the underlying field is static, the object argument is * ignored; it may be null. * * <p>Otherwise the underlying field is an instance field. If the * specified object argument is null, the method throws a * NullPointerException. If the specified object argument is not * an instance of the class or interface declaring the underlying * field, the method throws an IllegalArgumentException. * * <p>If this Field object enforces Java language access control, and * the underlying field is inaccessible, the method throws an * IllegalAccessException. * * <p>If the underlying field is final, the method throws an * IllegalAccessException. * * <p>If the underlying field is of a primitive type, an unwrapping * conversion is attempted to convert the new value to a value of * a primitive type. If this attempt fails, the method throws an * IllegalArgumentException. * * <p>If, after possible unwrapping, the new value cannot be * converted to the type of the underlying field by an identity or * widening conversion, the method throws an * IllegalArgumentException. * * <p>The field is set to the possibly unwrapped and widened new value. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @exception NullPointerException if the specified object is null. */ public native void set(Object obj, Object value) throws IllegalArgumentException, IllegalAccessException; /** * Set the value of a field as a boolean on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @see Field#set */ public native void setBoolean(Object obj, boolean z) throws IllegalArgumentException, IllegalAccessException; /** * Set the value of a field as a byte on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @see Field#set */ public native void setByte(Object obj, byte b) throws IllegalArgumentException, IllegalAccessException; /** * Set the value of a field as a char on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @see Field#set */ public native void setChar(Object obj, char c) throws IllegalArgumentException, IllegalAccessException; /** * Set the value of a field as a short on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @see Field#set */ public native void setShort(Object obj, short s) throws IllegalArgumentException, IllegalAccessException; /** * Set the value of a field as an int on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @see Field#set */ public native void setInt(Object obj, int i) throws IllegalArgumentException, IllegalAccessException; /** * Set the value of a field as a long on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @see Field#set */ public native void setLong(Object obj, long l) throws IllegalArgumentException, IllegalAccessException; /** * Set the value of a field as a float on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @see Field#set */ public native void setFloat(Object obj, float f) throws IllegalArgumentException, IllegalAccessException; /** * Set the value of a field as a double on specified object. * * @exception IllegalAccessException if the underlying constructor * is inaccessible. * @exception IllegalArgumentException if the specified object is not an * instance of the class or interface declaring the underlying * field, or if an unwrapping conversion fails. * @see Field#set */ public native void setDouble(Object obj, double d) throws IllegalArgumentException, IllegalAccessException; /* * Utility routine to paper over array type names */ static String getTypeName(Class type) { if (type.isArray()) { try { Class cl = type; int dimensions = 0; while (cl.isArray()) { dimensions++; cl = cl.getComponentType(); } StringBuffer sb = new StringBuffer(); sb.append(cl.getName()); for (int i = 0; i < dimensions; i++) { sb.append("[]"); } return sb.toString(); } catch (Throwable e) { /*FALLTHRU*/ } } return type.getName(); } }
⏎ java/lang/reflect/Field.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, 176073👍, 0💬
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