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package org.apache.commons.ognl; |
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import org.apache.commons.ognl.enhance.UnsupportedCompilationException; |
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import java.util.ArrayList; |
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import java.util.Enumeration; |
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import java.util.List; |
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class ASTSelect |
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extends SimpleNode |
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{ |
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public ASTSelect( int id ) |
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{ |
39 | 11 | super( id ); |
40 | 11 | } |
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public ASTSelect( OgnlParser p, int id ) |
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{ |
44 | 0 | super( p, id ); |
45 | 0 | } |
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protected Object getValueBody( OgnlContext context, Object source ) |
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throws OgnlException |
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{ |
50 | 3 | Node expr = children[0]; |
51 | 3 | List answer = new ArrayList(); |
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53 | 3 | ElementsAccessor elementsAccessor = OgnlRuntime.getElementsAccessor( OgnlRuntime.getTargetClass( source ) ); |
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55 | 3 | for ( Enumeration e = elementsAccessor.getElements( source ); e.hasMoreElements(); ) |
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{ |
57 | 38 | Object next = e.nextElement(); |
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59 | 38 | if ( OgnlOps.booleanValue( expr.getValue( context, next ) ) ) |
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{ |
61 | 6 | answer.add( next ); |
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} |
63 | 38 | } |
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65 | 3 | return answer; |
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} |
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public String toGetSourceString( OgnlContext context, Object target ) |
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{ |
70 | 1 | throw new UnsupportedCompilationException( "Eval expressions not supported as native java yet." ); |
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} |
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public String toSetSourceString( OgnlContext context, Object target ) |
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{ |
75 | 0 | throw new UnsupportedCompilationException( "Eval expressions not supported as native java yet." ); |
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} |
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public <R, P> R accept( NodeVisitor<? extends R, ? super P> visitor, P data ) |
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throws OgnlException |
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{ |
81 | 0 | return visitor.visit( this, data ); |
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} |
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} |