AbstractConfiguration.java
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org.apache.slide.util.conf |
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Jakarta Slide |
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These are the metrics that contribute to the Enerjy Score for this file, ranked by impact. So the metrics listed at the top influence the score to a greater extent that the metrics listed at the bottom.
/*
* $Header$
* $Revision: 207541 $
* $Date: 2004-07-28 05:48:34 -0400 (Wed, 28 Jul 2004) $
*
* ====================================================================
*
* Copyright 1999-2002 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.apache.slide.util.conf;
import java.util.Enumeration;
/**
* This is an abstract <code>Configuration</code> implementation that deals
* with methods that can be abstracted away from underlying implementations.
*
* (Betaversion Productions)
* (Apache Software Foundation)
* (Apache Software Foundation, Exoffice Technologies)
* @version CVS $Revision: 207541 $ $Date: 2004-07-28 05:48:34 -0400 (Wed, 28 Jul 2004) $
*/
public abstract class AbstractConfiguration implements Configuration {
/**
* The location string containing information about this
* <code>Configuration</code> location in the source file.
*/
protected String location=null;
/**
* Construct a new <code>AbstractConfiguration</code> instance.
*/
protected AbstractConfiguration() {
this(null,-1);
}
/**
* Construct a new <code>AbstractConfiguration</code> instance.
*/
protected AbstractConfiguration(String source, int line) {
super();
this.location="";
if (source!=null) this.location=source;
if ((line>=0)&&(this.location.length()>0)) this.location+=" ";
if (line>0) this.location+="line "+line;
if (this.location.length()>0) this.location="("+this.location+")";
else this.location=null;
}
/**
* Returns the value of the configuration element as an <code>int</code>.
*/
public int getValueAsInt()
throws ConfigurationException {
String value=this.getValue();
try {
if (value.startsWith("0x"))
return(Integer.parseInt(value.substring(2),16));
else if (value.startsWith("0o"))
return(Integer.parseInt(value.substring(2),8));
else if (value.startsWith("0b"))
return(Integer.parseInt(value.substring(2),2));
else return(Integer.parseInt(value));
} catch (NumberFormatException e) {
throw new ConfigurationException("Cannot parse the value of the "+
"configuration element \""+this.getName()+"\" as an integer",
this);
}
}
/**
* Returns the value of the configuration element as a <code>long</code>.
*/
public long getValueAsLong()
throws ConfigurationException {
String value=this.getValue();
try {
if (value.startsWith("0x"))
return(Long.parseLong(value.substring(2),16));
else if (value.startsWith("0o"))
return(Long.parseLong(value.substring(2),8));
else if (value.startsWith("0b"))
return(Long.parseLong(value.substring(2),2));
else return(Integer.parseInt(value));
} catch (NumberFormatException e) {
throw new ConfigurationException("Cannot parse the value of the "+
"configuration element \""+this.getName()+"\" as a long", this);
}
}
/**
* Returns the value of the configuration element as a <code>float</code>.
*/
public float getValueAsFloat()
throws ConfigurationException {
String value=this.getValue();
try {
return(Float.valueOf(value).floatValue());
} catch (NumberFormatException e) {
throw new ConfigurationException("Cannot parse the value of the "+
"configuration element \""+this.getName()+"\" as a float",
this);
}
}
/**
* Returns the value of the configuration element as a <code>boolean</code>.
*/
public boolean getValueAsBoolean()
throws ConfigurationException {
String value=this.getValue();
if (value.equals("true")) return(true);
if (value.equals("false")) return(false);
throw new ConfigurationException("Cannot parse the value of the "+
"configuration element \""+this.getName()+"\" as a boolean",
this);
}
/**
* Returns the value of the configuration element as a <code>String</code>.
*/
public String getValue(String defaultValue) {
try {
return(this.getValue());
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the configuration element as an <code>int</code>.
*/
public int getValueAsInt(int defaultValue) {
try {
return(this.getValueAsInt());
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the configuration element as a <code>long</code>.
*/
public long getValueAsLong(long defaultValue) {
try {
return(this.getValueAsLong());
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the configuration element as a <code>float</code>.
*/
public float getValueAsFloat(float defaultValue) {
try {
return(this.getValueAsFloat());
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the configuration element as a <code>boolean</code>.
*/
public boolean getValueAsBoolean(boolean defaultValue) {
try {
return(this.getValueAsBoolean());
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the attribute specified by its name as an
* <code>int</code>.
*/
public int getAttributeAsInt(String name)
throws ConfigurationException {
String value=this.getAttribute(name);
try {
if (value.startsWith("0x"))
return(Integer.parseInt(value.substring(2),16));
else if (value.startsWith("0o"))
return(Integer.parseInt(value.substring(2),8));
else if (value.startsWith("0b"))
return(Integer.parseInt(value.substring(2),2));
else return(Integer.parseInt(value));
} catch (NumberFormatException e) {
throw new ConfigurationException("Cannot parse the value of the "+
"attribute \""+name+"\" of the configuration element \""+
this.getName()+"\" as an integer",this);
}
}
/**
* Returns the value of the attribute specified by its name as a
* <code>long</code>.
*/
public long getAttributeAsLong(String name)
throws ConfigurationException {
String value=this.getAttribute(name);
try {
if (value.startsWith("0x"))
return(Long.parseLong(value.substring(2),16));
else if (value.startsWith("0o"))
return(Long.parseLong(value.substring(2),8));
else if (value.startsWith("0b"))
return(Long.parseLong(value.substring(2),2));
else return(Integer.parseInt(value));
} catch (NumberFormatException e) {
throw new ConfigurationException("Cannot parse the value of the "+
"attribute \""+name+"\" of the configuration element \""+
this.getName()+"\" as a long", this);
}
}
/**
* Returns the value of the attribute specified by its name as a
* <code>float</code>.
*/
public float getAttributeAsFloat(String name)
throws ConfigurationException {
String value=this.getAttribute(name);
try {
return(Float.valueOf(value).floatValue());
} catch (NumberFormatException e) {
throw new ConfigurationException("Cannot parse the value of the "+
"attribute \""+name+"\" of the configuration element \""+
this.getName()+"\" as a float", this);
}
}
/**
* Returns the value of the attribute specified by its name as a
* <code>boolean</code>.
*/
public boolean getAttributeAsBoolean(String name)
throws ConfigurationException {
String value=this.getAttribute(name);
if (value.equals("true")) return(true);
if (value.equals("false")) return(false);
throw new ConfigurationException("Cannot parse the value of the "+
"attribute \""+name+"\" of the configuration element \""+
this.getName()+"\" as a boolean", this);
}
/**
* Returns the value of the attribute specified by its name as a
* <code>String</code>.
*/
public String getAttribute(String name, String defaultValue) {
try {
return(this.getAttribute(name));
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the attribute specified by its name as an
* <code>int</code>.
*/
public int getAttributeAsInt(String name, int defaultValue) {
try {
return(this.getAttributeAsInt(name));
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the attribute specified by its name as a
* <code>long</code>.
*/
public long getAttributeAsLong(String name, long defaultValue) {
try {
return(this.getAttributeAsLong(name));
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the attribute specified by its name as a
* <code>float</code>.
*/
public float getAttributeAsFloat(String name, float defaultValue) {
try {
return(this.getAttributeAsFloat(name));
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Returns the value of the attribute specified by its name as a
* <code>boolean</code>.
*/
public boolean getAttributeAsBoolean(String name, boolean defaultValue) {
try {
return(this.getAttributeAsBoolean(name));
} catch (ConfigurationException e) {
return(defaultValue);
}
}
/**
* Return the first <code>Configuration</code> object child of this
* associated with the given name.
*/
public Configuration getConfiguration(String name) {
Enumeration e=this.getConfigurations(name);
if (e.hasMoreElements()) return((Configuration)e.nextElement());
return(null);
}
/**
* Return a <code>String</code> indicating the position of this
* configuration element in a source file or URI or <b>null</b>.
*/
public String getLocation() {
return(this.location);
}
}
The table below shows all metrics for AbstractConfiguration.java.



