org.apache.struts.taglib.logic

Class CompareTagBase

public abstract class CompareTagBase extends ConditionalTagBase

Abstract base class for comparison tags. Concrete subclasses need only define values for desired1 and desired2.

Version: $Rev: 54929 $ $Date: 2004-10-16 17:38:42 +0100 (Sat, 16 Oct 2004) $

Field Summary
protected static intDOUBLE_COMPARE
We will do a double/float comparison.
protected static intLONG_COMPARE
We will do a long/int comparison.
protected static MessageResourcesmessages
The message resources for this package.
protected static intSTRING_COMPARE
We will do a String comparison.
Stringvalue
The value to which the variable specified by other attributes of this tag will be compared.
Method Summary
protected abstract booleancondition()
Evaluate the condition that is being tested by this particular tag, and return true if the nested body content of this tag should be evaluated, or false if it should be skipped.
protected booleancondition(int desired1, int desired2)
Evaluate the condition that is being tested by this particular tag, and return true if the nested body content of this tag should be evaluated, or false if it should be skipped.
StringgetValue()
voidrelease()
Release all allocated resources.
voidsetValue(String value)

Field Detail

DOUBLE_COMPARE

protected static final int DOUBLE_COMPARE
We will do a double/float comparison.

LONG_COMPARE

protected static final int LONG_COMPARE
We will do a long/int comparison.

messages

protected static MessageResources messages
The message resources for this package.

STRING_COMPARE

protected static final int STRING_COMPARE
We will do a String comparison.

value

public String value
The value to which the variable specified by other attributes of this tag will be compared.

Method Detail

condition

protected abstract boolean condition()
Evaluate the condition that is being tested by this particular tag, and return true if the nested body content of this tag should be evaluated, or false if it should be skipped. This method must be implemented by concrete subclasses.

Throws: JspException if a JSP exception occurs

condition

protected boolean condition(int desired1, int desired2)
Evaluate the condition that is being tested by this particular tag, and return true if the nested body content of this tag should be evaluated, or false if it should be skipped. This method must be implemented by concrete subclasses.

Parameters: desired1 First desired value for a true result (-1, 0, +1) desired2 Second desired value for a true result (-1, 0, +1)

Throws: JspException if a JSP exception occurs

getValue

public String getValue()

release

public void release()
Release all allocated resources.

setValue

public void setValue(String value)
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