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package xjavadoc;
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import java.lang.reflect.Modifier;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import java.beans.Introspector;
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final class MethodImpl extends AbstractExecutableMember implements XMethod
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{
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public static int instanceCount = 0;
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private String methodNameWithSignatureAndModifiers = null;
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private String methodNameWithSignatureWithoutModifiers = null;
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private ReturnType _returnType = new ReturnType( this );
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public MethodImpl( AbstractClass containingClass, XTagFactory tagFactory )
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{
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super( containingClass, tagFactory );
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if( containingClass.isInterface() )
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{
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addModifier( Modifier.PUBLIC );
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}
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instanceCount++;
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}
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public final boolean isConstructor()
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{
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return false;
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}
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public final Type getReturnType()
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{
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return _returnType;
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}
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public XProgramElement getSuperElement()
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{
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return getSuperElement( true );
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}
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public List getSuperInterfaceElements()
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{
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Iterator interfaces = getContainingClass().getInterfaces().iterator();
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List result = new ArrayList();
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while ( interfaces.hasNext() )
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{
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XClass superinterface = (XClass) interfaces.next();
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XExecutableMember superExecutableMember = superinterface.getMethod( getNameWithSignature( false ) );
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if( superExecutableMember != null )
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{
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result.add( superExecutableMember );
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}
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}
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return result;
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}
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public XMethod getAccessor()
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{
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XMethod result = null;
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if( isPropertyMutator() )
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{
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Type requiredType = ( Type ) getParameters().iterator().next();
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String getterNameWithSignature = "get" + getNameWithoutPrefix() + "()";
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String isserNameWithSignature = "is" + getNameWithoutPrefix() + "()";
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XMethod getter = getContainingClass().getMethod( getterNameWithSignature, true );
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XMethod isser = getContainingClass().getMethod( isserNameWithSignature, true );
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if( getter == null && isser != null )
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{
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result = isser;
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}
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else if( getter != null && isser == null )
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{
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result = getter;
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}
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if( !requiredType.equals( result.getReturnType() ) )
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{
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result = null;
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}
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}
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return result;
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}
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public XMethod getMutator()
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{
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XMethod result = null;
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if( isPropertyAccessor() )
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{
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Type requiredType = getReturnType();
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String argument = requiredType.getType().getQualifiedName() + requiredType.getDimensionAsString();
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String setterNameWithSignature = "set" + getNameWithoutPrefix() + "(" + argument + ")";
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result = getContainingClass().getMethod( setterNameWithSignature, true );
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}
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return result;
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}
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public boolean isPropertyAccessor()
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{
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boolean signatureOk = false;
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boolean nameOk = false;
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if( getName().startsWith( "is" ) )
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{
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signatureOk = getReturnType().getType().getQualifiedName().equals( "boolean" ) || getReturnType().getType().getQualifiedName().equals( "java.lang.Boolean" );
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signatureOk = signatureOk && getReturnType().getDimension() == 0;
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if( getName().length() > 2 )
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{
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nameOk = Character.isUpperCase( getName().charAt( 2 ) );
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}
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}
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if( getName().startsWith( "get" ) )
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{
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signatureOk = true;
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if( getName().length() > 3 )
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{
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nameOk = Character.isUpperCase( getName().charAt( 3 ) );
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}
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}
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boolean noParams = getParameters().size() == 0;
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return signatureOk && nameOk && noParams;
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}
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public boolean isPropertyMutator()
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{
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boolean nameOk = false;
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if( getName().startsWith( "set" ) )
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{
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if( getName().length() > 3 )
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{
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nameOk = Character.isUpperCase( getName().charAt( 3 ) );
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}
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}
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boolean oneParam = getParameters().size() == 1;
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return nameOk && oneParam;
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}
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public String getPropertyName()
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{
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String result = null;
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if( getName().startsWith( "get" ) || getName().startsWith( "set" ) )
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{
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result = Introspector.decapitalize( getName().substring( 3 ) );
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}
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else if( getName().startsWith( "is" ) )
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{
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result = Introspector.decapitalize( getName().substring( 2 ) );
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}
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return result;
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}
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public Type getPropertyType()
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{
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Type result = null;
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if( isPropertyMutator() )
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{
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XParameter parameter = ( XParameter ) getParameters().iterator().next();
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result = parameter;
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}
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else if( isPropertyAccessor() )
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{
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result = getReturnType();
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}
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return result;
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}
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public String getNameWithoutPrefix()
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{
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for( int i = 0; i < getName().length(); i++ )
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{
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if( Character.isUpperCase( getName().charAt( i ) ) )
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{
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return getName().substring( i );
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}
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}
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return null;
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}
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public final void setReturnType( String returnType )
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{
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_returnType.setType( returnType );
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}
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public final void setReturnDimension( int d )
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{
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_returnType.setDimension( d );
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}
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public boolean equals( Object o )
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{
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MethodImpl other = ( MethodImpl ) o;
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return getMethodNameWithSignatureWithoutModifiers().equals( other.getMethodNameWithSignatureWithoutModifiers() );
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}
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public int hashCode()
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{
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return toString( false ).hashCode();
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}
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public String toString()
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{
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return getMethodNameWithSignatureAndModifiers() + " [" + getContainingClass().getQualifiedName() + "]";
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}
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protected String buildStringId()
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{
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return getMethodNameWithSignatureWithoutModifiers();
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}
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private String getMethodNameWithSignatureAndModifiers()
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{
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if( methodNameWithSignatureAndModifiers == null )
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{
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methodNameWithSignatureAndModifiers = toString( true );
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}
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return methodNameWithSignatureAndModifiers;
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}
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private String getMethodNameWithSignatureWithoutModifiers()
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{
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if( methodNameWithSignatureWithoutModifiers == null )
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{
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36
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methodNameWithSignatureWithoutModifiers = toString( false );
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}
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return methodNameWithSignatureWithoutModifiers;
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}
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36
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private String toString( boolean modifiers )
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{
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36
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StringBuffer sb;
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298
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36
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if( modifiers )
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{
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sb = new StringBuffer( getModifiers() );
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0
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if( sb.length() > 0 )
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{
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0
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sb.append( ' ' );
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}
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}
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else
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{
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36
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sb = new StringBuffer();
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}
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36
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sb.append( getReturnType().getType().getQualifiedName() );
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36
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sb.append( getReturnType().getDimensionAsString() );
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36
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sb.append( ' ' );
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36
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sb.append( getNameWithSignature( false ) );
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36
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return sb.toString();
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}
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}
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