litesoft
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// This Source Code is in the Public Domain per: http://unlicense.org package org.litesoft.orsup.base; import org.litesoft.db.*; import org.litesoft.orsup.selection.*; public abstract class POFilteringWhereClause { abstract public boolean selects( PersistentObject pPO ) throws DBException; public WhereClauseType getType() { return mType; } private WhereClauseType mType; protected POFilteringWhereClause( WhereClauseType pType ) { mType = pType; } /** * Generate a Debug friendly representation.<p> * * @return a String for Debuging. */ @Override public final String toString() { StringBuilder sb = new StringBuilder( "Filter " ); appendPO( sb ); sb.append( "Where " ); toStringHelper( sb ); return sb.toString(); } /** * Helper method for <b>toString()</b> that provides a more efficient * mechanism for the recursive decent of a WhereClause <i>tree</i>.<p> * * @param pSB the StringBuilder to build the WhereClause into.<p> * * @see #toString() */ protected abstract void appendPO( StringBuilder pSB ); /** * Helper method for <b>toString()</b> that provides a more efficient * mechanism for the recursive decent of a WhereClause <i>tree</i>.<p> * * @param pSB the StringBuilder to build the WhereClause into.<p> * * @see #toString() */ protected abstract void toStringHelper( StringBuilder pSB ); /** * Helper method for <b>toStringHelper()</b> that adds a parenthesized * nested WhereClause.<p> * * @param pSB the StringBuilder to build the WhereClause into. * @param pFilter the nested WhereClause to wrap with parenthesizes * and append.<p> * * @see #toStringHelper(StringBuilder) */ protected static void toStringHelperParenthesizer( StringBuilder pSB, POFilteringWhereClause pFilter ) { pSB.append( '(' ); pFilter.toStringHelper( pSB ); pSB.append( ')' ); } /** * Helper method for <b>toStringHelper()</b> that adds a prefix and then * parenthesizes a nested WhereClause.<p> * * @param pSB the StringBuilder to build the WhereClause into. * @param pPreFix the prefix to append. * @param pFilter the nested WhereClause to wrap with parenthesizes * and append.<p> * * @see #toStringHelper(StringBuilder) */ protected static void toStringHelperParenthesizer( StringBuilder pSB, String pPreFix, POFilteringWhereClause pFilter ) { pSB.append( pPreFix ); pSB.append( ' ' ); toStringHelperParenthesizer( pSB, pFilter ); } } |
Commits for litesoft/trunk/Java/core/Server/src/org/litesoft/orsup/base/POFilteringWhereClause.java
Revision | Author | Commited | Message |
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947 Diff | GeorgeS | Fri 06 Jun, 2014 23:36:56 +0000 | Correct Spelling of package! |
151 Diff | GeorgeS | Thu 17 Mar, 2011 04:16:22 +0000 | |
49 Diff | GeorgeS | Mon 12 Apr, 2010 02:59:10 +0000 | License Text |
24 Diff | GeorgeS | Wed 24 Feb, 2010 01:51:38 +0000 | |
2 | GeorgeS | Sun 07 Feb, 2010 12:50:58 +0000 |