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JRE 8 rt.jar - com.* Package Source Code
JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries. JRE (Java Runtime) 8 is the runtime environment included in JDK 8. JRE 8 rt.jar libraries are divided into 6 packages:
com.* - Internal Oracle and Sun Microsystems libraries java.* - Standard Java API libraries. javax.* - Extended Java API libraries. jdk.* - JDK supporting libraries. org.* - Third party libraries. sun.* - Old libraries developed by Sun Microsystems.
JAR File Information:
Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib 63,596,151 rt.jar
Here is the list of Java classes of the com.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.
✍: FYIcenter
⏎ com/sun/jmx/snmp/SnmpVarBindList.java
/* * * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */ // Copyright (c) 1995-96 by Cisco Systems, Inc. package com.sun.jmx.snmp; import java.util.Vector; import java.util.Enumeration; /** * Contains a list of <CODE>SnmpVarBind</CODE> objects. * This class helps to create an <CODE>SnmpVarBindList</CODE> from a list of MIB variable names. * In addition, it contains different forms of methods which can copy or clone the list. * This list is required by any SNMP entity which specifies a list of variables to query. * <p><b>This API is a Sun Microsystems internal API and is subject * to change without notice.</b></p> */ public class SnmpVarBindList extends Vector<SnmpVarBind> { private static final long serialVersionUID = -7203997794636430321L; /** * A name given to the <CODE>SnmpVarBindList</CODE>. Useful for debugging. * The default name is "VarBindList". */ public String identity = "VarBindList " ; // name identifying this list. /** * Timestamp when this <CODE>SnmpVarBindList</CODE> was updated. * Valid only for <CODE>SnmpGet</CODE> and <CODE>SnmpGetNext</CODE> operations. * <CODE>SnmpTimestamp</CODE> is null by default. * Also, when the list is cloned without value the timestamp is not copied. */ Timestamp timestamp ; // CONSTRUCTORS //------------- /** * Prepares an empty list. * The initial capacity and the capacity increment are initialized to 5. */ public SnmpVarBindList() { super(5, 5) ; } /** * Prepares an empty list. * @param initialCapacity The initial capacity of the <CODE>SnmpVarBindList</CODE>. */ public SnmpVarBindList(int initialCapacity) { super(initialCapacity) ; } /** * Prepares an empty list with a <CODE>String</CODE> to print while debugging. * @param name The name of the newly created <CODE>SnmpVarBindList</CODE>. */ public SnmpVarBindList(String name) { super(5, 5) ; identity = name ; } /** * Similar to the copy constructor. Does a shallow copy of the elements. * Individual elements are not cloned. * @param list The <CODE>SnmpVarBindList</CODE> to copy. */ public SnmpVarBindList(SnmpVarBindList list) { super(list.size(), 5) ; list.copyInto(elementData) ; elementCount = list.size() ; } /** * Creates a new <CODE>SnmpVarBindList</CODE> object from a plain vector of <CODE>SnmpVarBind</CODE> objects. * Objects in the specified vector can be <CODE>SnmpVarBind</CODE> objects or derivatives. * @param list The vector of <CODE>SnmpVarBind</CODE> objects to copy. */ public SnmpVarBindList(Vector<SnmpVarBind> list) { super(list.size(), 5); for (Enumeration<SnmpVarBind> e = list.elements(); e.hasMoreElements();) { final SnmpVarBind varBind = e.nextElement(); addElement(varBind.clone()); } } /** * Creates a new <CODE>SnmpVarBindList</CODE> object from a plain vector of <CODE>SnmpVarBind</CODE> objects. * Objects in the specified vector can be <CODE>SnmpVarBind</CODE> objects or derivatives. * @param name The name of the newly created <CODE>SnmpVarBindList</CODE>. * @param list The vector of <CODE>SnmpVarBind</CODE> objects to copy. */ public SnmpVarBindList(String name, Vector<SnmpVarBind> list) { this(list); identity = name; } // GETTER/SETTER //-------------- /** * Gets the <CODE>timestamp</CODE> associated with this <CODE>SnmpVarBindList</CODE>. * @return The <CODE>timestamp</CODE>. */ public Timestamp getTimestamp() { return timestamp ; } /** * Records the <CODE>sysUpTime</CODE> and the actual time when this <CODE>SnmpVarBindList</CODE> * was changed or created. * This needs to be set explicitly. * @param tstamp The <CODE>SnmpTimestamp</CODE> of the device for which the values hold <CODE>true</CODE>. */ public void setTimestamp(Timestamp tstamp) { timestamp = tstamp ; } /** * Gets an <CODE>SnmpVarBind</CODE> object. * @param pos The position in the list. * @return The <CODE>SnmpVarBind</CODE> object at the specified position. * @exception java.lang.ArrayIndexOutOfBoundsException If the specified <CODE>pos</CODE> is beyond range. */ public final synchronized SnmpVarBind getVarBindAt(int pos) { return elementAt(pos); } /** * Gets the number of elements in this list. * @return The number of elements in the list. */ public synchronized int getVarBindCount() { return size() ; } /** * This is a convenience function that returns an enumeration. This can be used to traverse the list. * This is advantageous as it hides the implementation of the class of the list which keeps the variables. * @return An enumeration object of <CODE>SnmpVarBind</CODE> objects. */ public synchronized Enumeration<SnmpVarBind> getVarBindList() { return elements() ; } /** * Replaces the current variable binding list of <CODE>SnmpVarBind</CODE> with the new specified variable binding * list of <CODE>SnmpVarBind</CODE> objects. * This method only clones the vector. It does not clone the <CODE>SnmpVarBind</CODE> objects * contained in the list. * @param list A vector of <CODE>SnmpVarBind</CODE> objects. */ public final synchronized void setVarBindList(Vector<SnmpVarBind> list) { setVarBindList(list, false) ; } /** * Replaces the current variable binding list of <CODE>SnmpVarBind</CODE> objects with the new variable binding * list of <CODE>SnmpVarBind</CODE> objects. * If <CODE>copy</CODE> is <CODE>true</CODE>, it will clone each <CODE>SnmpVarBind</CODE> object * contained in the list. * @param list A vector of <CODE>SnmpVarBind</CODE> objects. * @param copy The flag indicating whether each object in the list should be cloned. */ public final synchronized void setVarBindList(Vector<SnmpVarBind> list, boolean copy) { synchronized (list) { final int max = list.size(); setSize(max) ; list.copyInto(this.elementData) ; if (copy) { // do deepcopy of all vars. for (int i = 0; i < max ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; elementData[i] = avar.clone() ; } } } } // PUBLIC METHODS //--------------- /** * Appends an <CODE>SnmpVarBindList</CODE> at the end of the current <CODE>SnmpVarBindList</CODE> object. * @param list The <CODE>SnmpVarBindList</CODE> to append. */ public synchronized void addVarBindList(SnmpVarBindList list) { ensureCapacity(list.size() + size()) ; for (int i = 0; i < list.size(); i++) { addElement(list.getVarBindAt(i)) ; } } /** * Removes all the <CODE>SnmpVarBind</CODE> objects of the given <CODE>SnmpVarBindList</CODE> from the existing * <CODE>SnmpVarBindList</CODE>. * @param list The <CODE>SnmpVarBindList</CODE> to be removed. * @return <CODE>true</CODE> if all the <CODE>SnmpVarBind</CODE> objects were components of this * <CODE>SnmpVarBindList</CODE>, <CODE>false</CODE> otherwise. */ public synchronized boolean removeVarBindList(SnmpVarBindList list) { boolean result = true; for (int i = 0; i < list.size(); i++) { result = removeElement(list.getVarBindAt(i)) ; } return result; } /** * Replaces an element at a specified location with the new element. * @param var The replacement variable. * @param pos The location in the <CODE>SnmpVarBindList</CODE>. * @exception java.lang.ArrayIndexOutOfBoundsException If the specified <CODE>pos</CODE> is beyond range. */ public final synchronized void replaceVarBind(SnmpVarBind var, int pos) { setElementAt(var, pos) ; } /** * Prepares a vector of <CODE>SnmpVarBindList</CODE> from an array of SNMP MIB variables and instances. * @param list An array of <CODE>String</CODE> containing MIB variable names. * @param inst A common instance for each of the MIB variables in <CODE>vlist</CODE>. * @exception SnmpStatusException An error occurred while accessing a MIB node. */ public final synchronized void addVarBind(String list[], String inst) throws SnmpStatusException { for (int i = 0; i < list.length; i++) { SnmpVarBind avar = new SnmpVarBind(list[i]) ; avar.addInstance(inst) ; addElement(avar) ; } } /** * Removes the array of SNMP MIB variables and instances from the existing <CODE>SnmpVarBindList</CODE>. * @param list An array of <CODE>String</CODE> containing MIB variable names. * @param inst A common instance for each of the MIB variables in <CODE>vlist</CODE>. * @return <CODE>true</CODE> if all the SNMP MIB variables were components of this <CODE>SnmpVarBindList</CODE>, * <CODE>false</CODE> otherwise. * @exception SnmpStatusException An error occurred while accessing a MIB node. */ public synchronized boolean removeVarBind(String list[], String inst) throws SnmpStatusException { boolean result = true; for (int i = 0; i < list.length; i++) { SnmpVarBind avar = new SnmpVarBind(list[i]) ; avar.addInstance(inst) ; int indexOid = indexOfOid(avar) ; try { removeElementAt(indexOid) ; } catch (ArrayIndexOutOfBoundsException e) { result = false ; } } return result ; } /** * Adds an array of MIB variable names to the list. For example: * <P> * <CODE> * String mylist[] = {"sysUpTime.0", "ifInOctets.0"} * <BR> * vb.addVarBind(mylist) ; * </BR> * </CODE> * @param list The array of MIB variable names. * @exception SnmpStatusException An error occurred while accessing a MIB node. */ public synchronized void addVarBind(String list[]) throws SnmpStatusException { addVarBind(list, null) ; } /** * Removes the array of SNMP MIB variables from the existing <CODE>SnmpVarBindList</CODE>. * @param list Array of strings containing MIB variable names. * @return <CODE>true</CODE> if all the SNMP MIB variables were components of this <CODE>SnmpVarBindList</CODE>, * <CODE>false</CODE> otherwise. * @exception SnmpStatusException An error occurred while accessing a MIB node. */ public synchronized boolean removeVarBind(String list[]) throws SnmpStatusException { return removeVarBind(list, null) ; } /** * Creates an <CODE>SnmpVarBind</CODE> object from the given MIB variable and appends it to the existing * <CODE>SnmpVarBindList</CODE>. * It creates a new <CODE>SnmpVarBindList</CODE> if one did not exist. * @param name A MIB variable name. * @exception SnmpStatusException An error occurred while accessing a MIB node. */ public synchronized void addVarBind(String name) throws SnmpStatusException { SnmpVarBind avar ; avar = new SnmpVarBind(name) ; addVarBind(avar) ; } /** * Removes the <CODE>SnmpVarBind</CODE> object corresponding to the given MIB variable from the existing * <CODE>SnmpVarBindList</CODE>. * @param name A MIB variable name. * @return <CODE>true</CODE> if the SNMP MIB variable was a component of this <CODE>SnmpVarBindList</CODE>, * <CODE>false</CODE> otherwise. * @exception SnmpStatusException An error occurred while accessing a MIB node. */ public synchronized boolean removeVarBind(String name) throws SnmpStatusException { SnmpVarBind avar ; int indexOid ; avar = new SnmpVarBind(name) ; indexOid = indexOfOid(avar) ; try { removeElementAt(indexOid) ; return true ; } catch (ArrayIndexOutOfBoundsException e) { return false ; } } /** * Appends the given <CODE>SnmpVarBind</CODE> object to the existing <CODE>SnmpVarBindList</CODE>. * It creates a new <CODE>SnmpVarBindList</CODE> if one did not exist. * @param var The <CODE>SnmpVarBind</CODE> object to be appended. */ public synchronized void addVarBind(SnmpVarBind var) { addElement(var) ; } /** * Removes the given <CODE>SnmpVarBind</CODE> object from the existing <CODE>SnmpVarBindList</CODE>. * @param var The <CODE>SnmpVarBind</CODE> object to be removed. * @return <CODE>true</CODE> if the <CODE>SnmpVarBind</CODE> object was a component of this * <CODE>SnmpVarBindList</CODE>, <CODE>false</CODE> otherwise. */ public synchronized boolean removeVarBind(SnmpVarBind var) { return removeElement(var) ; } /** * Adds the string as an instance part to all OIDs in this list. * This method should be used with caution because it affects all OIDs in the list. * @param inst The <CODE>String</CODE> to add as an instance part. * @exception SnmpStatusException An error occurred while accessing a MIB node. */ public synchronized void addInstance(String inst) throws SnmpStatusException { int max= size(); for (int i = 0; i < max; i++) { ((SnmpVarBind)elementData[i]).addInstance(inst) ; } } /** * Adds elements in the specified <CODE>SnmpVarBindList</CODE> to this list. * The elements are not cloned. * @param list A vector of <CODE>SnmpVarBind</CODE>. */ final public synchronized void concat(Vector<SnmpVarBind> list) { ensureCapacity(size() + list.size()) ; for (Enumeration<SnmpVarBind> e = list.elements() ; e.hasMoreElements() ; ) { addElement(e.nextElement()) ; } } /** * Returns <CODE>false</CODE> if any of the variables does not contain a valid value. * Typically used for <CODE>SnmpSet</CODE> operations. * @return <CODE>false</CODE> if any of the variables does not contain a valid value, <CODE>true</CODE> otherwise. */ public synchronized boolean checkForValidValues() { int max= this.size(); for (int i = 0; i < max ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; if (avar.isValidValue() == false) return false ; } return true ; } /** * Returns <CODE>true</CODE> if there is a value that is not specified. * @return <CODE>true</CODE> if there is a value that is not specified, <CODE>false</CODE> otherwise. */ public synchronized boolean checkForUnspecifiedValue() { int max= this.size(); for (int i = 0; i < max ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; if (avar.isUnspecifiedValue()) return true ; } return false ; } /** * Splits the <CODE>SnmpVarBindList</CODE>. * @param pos The position at which to split the <CODE>SnmpVarBindList</CODE> * @return The <CODE>SnmpVarBindList</CODE> list from the beginning up to the split position. */ public synchronized SnmpVarBindList splitAt(int pos) { SnmpVarBindList splitVb = null ; if (pos > elementCount) return splitVb ; splitVb = new SnmpVarBindList() ; // size() - atPosition) ; int max= size(); for (int i = pos; i < max ; i++) splitVb.addElement((SnmpVarBind) elementData[i]) ; elementCount = pos ; trimToSize() ; return splitVb ; } /** * Gives the index of an OID in the <CODE>SnmpVarBindList</CODE>. * The index returned must be greater than or equal to the <CODE>start</CODE> parameter * and smaller than the <CODE>end</CODE> parameter. Otherwise the method returns -1. * @param var The <CODE>SnmpVarBind</CODE> object with the requested OID. * @param min The min index in <CODE>SnmpVarBindList</CODE>. * @param max The max index in <CODE>SnmpVarBindList</CODE>. * @return The index of the OID in <CODE>SnmpVarBindList</CODE>. */ public synchronized int indexOfOid(SnmpVarBind var, int min, int max) { SnmpOid oidarg = var.getOid() ; for (int i = min; i < max ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; if (oidarg.equals(avar.getOid())) return i ; } return -1 ; } /** * Gives the index of an OID in the <CODE>SnmpVarBindList</CODE>. * @param var The <CODE>SnmpVarBind</CODE> object with the requested OID. * @return The index of the OID in <CODE>SnmpVarBindList</CODE>. */ public synchronized int indexOfOid(SnmpVarBind var) { return indexOfOid(var, 0, size()) ; } /** * Gives the index of an OID in the <CODE>SnmpVarBindList</CODE>. * @param oid The <CODE>SnmpOid</CODE> object with the requested OID. * @return The index of the OID in <CODE>SnmpVarBindList</CODE>. */ public synchronized int indexOfOid(SnmpOid oid) { int max = size(); for (int i = 0; i < max ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; if (oid.equals(avar.getOid())) return i ; } return -1 ; } /** * Clones the <CODE>SnmpVarBindList</CODE>. A new copy of the <CODE>SnmpVarBindList</CODE> is created. * It is a real deep copy. * @return The <CODE>SnmpVarBindList</CODE> clone. */ public synchronized SnmpVarBindList cloneWithValue() { SnmpVarBindList newvb = new SnmpVarBindList() ; newvb.setTimestamp(this.getTimestamp()) ; newvb.ensureCapacity(this.size()) ; for (int i = 0; i < this.size() ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; newvb.addElement(avar.clone()) ; } return newvb ; } /** * Clones the <CODE>SnmpVarBindList</CODE>. It does not clone the value part of the variable. * It is a deep copy (except for the value portion). * @return The <CODE>SnmpVarBindList</CODE> clone. */ public synchronized SnmpVarBindList cloneWithoutValue() { SnmpVarBindList newvb = new SnmpVarBindList() ; int max = this.size(); newvb.ensureCapacity(max) ; for (int i = 0; i < max ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; newvb.addElement((SnmpVarBind) avar.cloneWithoutValue()) ; } return newvb ; } /** * Clones the <CODE>SnmpVarBindList</CODE>. A new copy of the <CODE>SnmpVarBindList</CODE> is created. * It is a real deep copy. * @return The object clone. */ @Override public synchronized SnmpVarBindList clone() { return cloneWithValue() ; } /** * Copies the <CODE>SnmpVarBindList</CODE> into a plain vector of <CODE>SnmpVarBind</CODE> objects. * If the <code>copy</code> flag is false, does a shallow copy of the list. Otherwise, * individual elements will be cloned. * @param copy The flag indicating whether each object in the list should be cloned. * @return A new vector of <CODE>SnmpVarBind</CODE> objects. */ public synchronized Vector<SnmpVarBind> toVector(boolean copy) { final int count = elementCount; if (copy == false) return new Vector<>(this); Vector<SnmpVarBind> result = new Vector<>(count,5); for (int i = 0; i < count ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; result.addElement(avar.clone()) ; } return result; } /** * Returns a <CODE>String</CODE> containing the ASCII representation of all OIDs in the list. * @return An ASCII list of all OIDs in this list. */ public String oidListToString() { StringBuilder s = new StringBuilder(300) ; for (int i = 0 ; i < elementCount ; i++) { SnmpVarBind avar = (SnmpVarBind)elementData[i] ; s.append(avar.getOid().toString()).append("\n") ; } return s.toString() ; } /** * Constructs a <CODE>String</CODE> containing details of each <CODE>SnmpVarBindList</CODE> (oid+value). * This is typically used in debugging. * @return A detailed <CODE>String</CODE> of all in the <CODE>SnmpVarBindList</CODE>. */ public synchronized String varBindListToString() { StringBuilder s = new StringBuilder(300) ; for (int i = 0; i < elementCount ; i++) { s.append(elementData[i].toString()).append("\n") ; } return s.toString() ; } /** * Finalizer of the <CODE>SnmpVarBindList</CODE> objects. * This method is called by the garbage collector on an object * when garbage collection determines that there are no more references to the object. * <P>Removes all the elements from this <CODE>SnmpVarBindList</CODE> object. */ @Override protected void finalize() { removeAllElements() ; } }
⏎ com/sun/jmx/snmp/SnmpVarBindList.java
Or download all of them as a single archive file:
File name: jre-rt-com-1.8.0_191-src.zip File size: 8099783 bytes Release date: 2018-10-28 Download
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