gov.nist.javax.sip.address.NetObject Maven / Gradle / Ivy
/*
* Conditions Of Use
*
* This software was developed by employees of the National Institute of
* Standards and Technology (NIST), an agency of the Federal Government.
* Pursuant to title 15 Untied States Code Section 105, works of NIST
* employees are not subject to copyright protection in the United States
* and are considered to be in the public domain. As a result, a formal
* license is not needed to use the software.
*
* This software is provided by NIST as a service and is expressly
* provided "AS IS." NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
* AND DATA ACCURACY. NIST does not warrant or make any representations
* regarding the use of the software or the results thereof, including but
* not limited to the correctness, accuracy, reliability or usefulness of
* the software.
*
* Permission to use this software is contingent upon your acceptance
* of the terms of this agreement
*
* .
*
*/
/*******************************************************************************
* Product of NIST/ITL Advanced Networking Technologies Division (ANTD). *
*******************************************************************************/
package gov.nist.javax.sip.address;
import gov.nist.core.*;
import java.lang.reflect.*;
/**
* Root object for all objects in this package.
*
* @version 1.2 $Revision: 1.10 $ $Date: 2009-07-17 18:57:22 $
*
* @author M. Ranganathan
*
*
*/
public abstract class NetObject extends GenericObject {
protected static final String CORE_PACKAGE = PackageNames.CORE_PACKAGE;
protected static final String NET_PACKAGE = PackageNames.NET_PACKAGE;
protected static final String PARSER_PACKAGE = PackageNames.PARSER_PACKAGE;
protected static final String UDP = "udp";
protected static final String TCP = "tcp";
protected static final String TRANSPORT = "transport";
protected static final String METHOD = "method";
protected static final String USER = "user";
protected static final String PHONE = "phone";
protected static final String MADDR = "maddr";
protected static final String TTL = "ttl";
protected static final String LR = "lr";
protected static final String SIP = "sip";
protected static final String SIPS = "sips";
// Added by Daniel J. Martinez Manzano
protected static final String TLS = "tls";
// Added by Peter Musgrave
// params for outbound and gruu drafts
protected static final String GRUU = "gr";
/** Default constructor
*/
public NetObject() {
super();
}
/**
* An introspection based equality predicate for SIPObjects.
*@param that is the other object to test against.
*/
public boolean equals(Object that) {
if (!this.getClass().equals(that.getClass()))
return false;
Class myclass = this.getClass();
Class hisclass = that.getClass();
while (true) {
Field[] fields = myclass.getDeclaredFields();
Field[] hisfields = hisclass.getDeclaredFields();
for (int i = 0; i < fields.length; i++) {
Field f = fields[i];
Field g = hisfields[i];
// Only print protected and public members.
int modifier = f.getModifiers();
if ((modifier & Modifier.PRIVATE) == Modifier.PRIVATE)
continue;
Class fieldType = f.getType();
String fieldName = f.getName();
if (fieldName.compareTo("stringRepresentation") == 0) {
continue;
}
if (fieldName.compareTo("indentation") == 0) {
continue;
}
try {
// Primitive fields are printed with type: value
if (fieldType.isPrimitive()) {
String fname = fieldType.toString();
if (fname.compareTo("int") == 0) {
if (f.getInt(this) != g.getInt(that))
return false;
} else if (fname.compareTo("short") == 0) {
if (f.getShort(this) != g.getShort(that))
return false;
} else if (fname.compareTo("char") == 0) {
if (f.getChar(this) != g.getChar(that))
return false;
} else if (fname.compareTo("long") == 0) {
if (f.getLong(this) != g.getLong(that))
return false;
} else if (fname.compareTo("boolean") == 0) {
if (f.getBoolean(this) != g.getBoolean(that))
return false;
} else if (fname.compareTo("double") == 0) {
if (f.getDouble(this) != g.getDouble(that))
return false;
} else if (fname.compareTo("float") == 0) {
if (f.getFloat(this) != g.getFloat(that))
return false;
}
} else if (g.get(that) == f.get(this))
continue;
else if (f.get(this) == null && g.get(that) != null)
return false;
else if (g.get(that) == null && f.get(that) != null)
return false;
else if (!f.get(this).equals(g.get(that)))
return false;
} catch (IllegalAccessException ex1) {
InternalErrorHandler.handleException(ex1);
}
}
if (myclass.equals(NetObject.class))
break;
else {
myclass = myclass.getSuperclass();
hisclass = hisclass.getSuperclass();
}
}
return true;
}
/** An introspection based predicate matching using a template
* object. Allows for partial match of two protocl Objects.
*@param other the match pattern to test against. The match object
* has to be of the same type (class). Primitive types
* and non-sip fields that are non null are matched for equality.
* Null in any field matches anything. Some book-keeping fields
* are ignored when making the comparison.
*@return true if match succeeds false otherwise.
*/
public boolean match(Object other) {
if (other == null)
return true;
if (!this.getClass().equals(other.getClass()))
return false;
GenericObject that = (GenericObject) other;
// System.out.println("Comparing " + that.encode());
// System.out.println("this = " + this.encode());
Class hisclass = other.getClass();
Class myclass = this.getClass();
while (true) {
Field[] fields = myclass.getDeclaredFields();
Field[] hisfields = hisclass.getDeclaredFields();
for (int i = 0; i < fields.length; i++) {
Field f = fields[i];
Field g = hisfields[i];
// Only print protected and public members.
int modifier = f.getModifiers();
if ((modifier & Modifier.PRIVATE) == Modifier.PRIVATE)
continue;
Class fieldType = f.getType();
String fieldName = f.getName();
if (fieldName.compareTo("stringRepresentation") == 0) {
continue;
}
if (fieldName.compareTo("indentation") == 0) {
continue;
}
try {
// Primitive fields are printed with type: value
if (fieldType.isPrimitive()) {
String fname = fieldType.toString();
if (fname.compareTo("int") == 0) {
if (f.getInt(this) != g.getInt(that))
return false;
} else if (fname.compareTo("short") == 0) {
if (f.getShort(this) != g.getShort(that))
return false;
} else if (fname.compareTo("char") == 0) {
if (f.getChar(this) != g.getChar(that))
return false;
} else if (fname.compareTo("long") == 0) {
if (f.getLong(this) != g.getLong(that))
return false;
} else if (fname.compareTo("boolean") == 0) {
if (f.getBoolean(this) != g.getBoolean(that))
return false;
} else if (fname.compareTo("double") == 0) {
if (f.getDouble(this) != g.getDouble(that))
return false;
} else if (fname.compareTo("float") == 0) {
if (f.getFloat(this) != g.getFloat(that))
return false;
}
} else {
Object myObj = f.get(this);
Object hisObj = g.get(that);
if (hisObj != null && myObj == null)
return false;
else if (hisObj == null && myObj != null)
continue;
else if (hisObj == null && myObj == null)
continue;
else if (
hisObj instanceof java.lang.String
&& myObj instanceof java.lang.String) {
if (((String) hisObj).equals(""))
continue;
if (((String) myObj)
.compareToIgnoreCase((String) hisObj)
!= 0)
return false;
} else if (
GenericObject.isMySubclass(myObj.getClass())
&& GenericObject.isMySubclass(hisObj.getClass())
&& myObj.getClass().equals(hisObj.getClass())
&& ((GenericObject) hisObj).getMatcher()
!= null) {
String myObjEncoded =
((GenericObject) myObj).encode();
boolean retval =
((GenericObject) hisObj).getMatcher().match(
myObjEncoded);
if (!retval)
return false;
} else if (
GenericObject.isMySubclass(myObj.getClass())
&& !((GenericObject) myObj).match(hisObj))
return false;
else if (
GenericObjectList.isMySubclass(myObj.getClass())
&& !((GenericObjectList) myObj).match(hisObj))
return false;
}
} catch (IllegalAccessException ex1) {
InternalErrorHandler.handleException(ex1);
}
}
if (myclass.equals(NetObject.class))
break;
else {
myclass = myclass.getSuperclass();
hisclass = hisclass.getSuperclass();
}
}
return true;
}
/**
* An introspection based string formatting method. We need this because
* in this package (although it is an exact duplicate of the one in
* the superclass) because it needs to access the protected members
* of the other objects in this class.
* @return String
*/
public String debugDump() {
stringRepresentation = "";
Class myclass = getClass();
sprint(myclass.getName());
sprint("{");
Field[] fields = myclass.getDeclaredFields();
for (int i = 0; i < fields.length; i++) {
Field f = fields[i];
// Only print protected and public members.
int modifier = f.getModifiers();
if ((modifier & Modifier.PRIVATE) == Modifier.PRIVATE)
continue;
Class fieldType = f.getType();
String fieldName = f.getName();
if (fieldName.compareTo("stringRepresentation") == 0) {
// avoid nasty recursions...
continue;
}
if (fieldName.compareTo("indentation") == 0) {
// formatting stuff - not relevant here.
continue;
}
sprint(fieldName + ":");
try {
// Primitive fields are printed with type: value
if (fieldType.isPrimitive()) {
String fname = fieldType.toString();
sprint(fname + ":");
if (fname.compareTo("int") == 0) {
int intfield = f.getInt(this);
sprint(intfield);
} else if (fname.compareTo("short") == 0) {
short shortField = f.getShort(this);
sprint(shortField);
} else if (fname.compareTo("char") == 0) {
char charField = f.getChar(this);
sprint(charField);
} else if (fname.compareTo("long") == 0) {
long longField = f.getLong(this);
sprint(longField);
} else if (fname.compareTo("boolean") == 0) {
boolean booleanField = f.getBoolean(this);
sprint(booleanField);
} else if (fname.compareTo("double") == 0) {
double doubleField = f.getDouble(this);
sprint(doubleField);
} else if (fname.compareTo("float") == 0) {
float floatField = f.getFloat(this);
sprint(floatField);
}
} else if (GenericObject.class.isAssignableFrom(fieldType)) {
if (f.get(this) != null) {
sprint(
((GenericObject) f.get(this)).debugDump(
indentation + 1));
} else {
sprint("");
}
} else if (
GenericObjectList.class.isAssignableFrom(fieldType)) {
if (f.get(this) != null) {
sprint(
((GenericObjectList) f.get(this)).debugDump(
indentation + 1));
} else {
sprint("");
}
} else {
// Dont do recursion on things that are not
// of our header type...
if (f.get(this) != null) {
sprint(f.get(this).getClass().getName() + ":");
} else {
sprint(fieldType.getName() + ":");
}
sprint("{");
if (f.get(this) != null) {
sprint(f.get(this).toString());
} else {
sprint("");
}
sprint("}");
}
} catch (IllegalAccessException ex1) {
continue; // we are accessing a private field...
}
}
sprint("}");
return stringRepresentation;
}
/**
* Formatter with a given starting indentation (for nested structs).
* @param indent int to set
* @return String
*/
public String debugDump(int indent) {
int save = indentation;
indentation = indent;
String retval = this.debugDump();
indentation = save;
return retval;
}
/** Encode this to a string.
*
*@return string representation for this object.
*/
public String toString() {
return this.encode();
}
}
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