| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.directory.studio.ldapbrowser.common.filtereditor; |
| |
| |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.LdapAndFilterComponent; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.LdapFilter; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.LdapFilterComponent; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.LdapFilterExtensibleComponent; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.LdapFilterItemComponent; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.LdapNotFilterComponent; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.LdapOrFilterComponent; |
| import org.apache.directory.studio.ldapbrowser.core.model.filter.parser.LdapFilterParser; |
| import org.eclipse.jface.text.formatter.IFormattingStrategy; |
| import org.eclipse.jface.text.source.ISourceViewer; |
| |
| |
| /** |
| * The FilterFormattingStrategy is used to format the LDAP filter in the |
| * filter editor. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class FilterFormattingStrategy implements IFormattingStrategy |
| { |
| |
| /** The filter parser. */ |
| private LdapFilterParser parser; |
| |
| /** The source viewer. */ |
| private ISourceViewer sourceViewer; |
| |
| |
| /** |
| * Creates a new instance of FilterFormattingStrategy. |
| * |
| * @param sourceViewer the source viewer |
| * @param parser the filter parser |
| */ |
| public FilterFormattingStrategy( ISourceViewer sourceViewer, LdapFilterParser parser ) |
| { |
| this.parser = parser; |
| this.sourceViewer = sourceViewer; |
| } |
| |
| |
| /** |
| * @see org.eclipse.jface.text.formatter.IFormattingStrategy#formatterStarts(java.lang.String) |
| */ |
| public void formatterStarts( String initialIndentation ) |
| { |
| } |
| |
| |
| /** |
| * @see org.eclipse.jface.text.formatter.IFormattingStrategy#format(java.lang.String, boolean, java.lang.String, int[]) |
| */ |
| public String format( String content, boolean isLineStart, String indentation, int[] positions ) |
| { |
| // this.parser.parse(content); |
| LdapFilter model = parser.getModel(); |
| if ( model != null && model.isValid() ) |
| { |
| sourceViewer.getDocument().set( getFormattedFilter( model, 0 ) ); |
| } |
| |
| return null; |
| } |
| |
| |
| /** |
| * Gets the formatted string respresentation of the filter. |
| * |
| * @param filter the filter |
| * @param indent the indent |
| * |
| * @return the formatted string respresentation of the filter |
| */ |
| private String getFormattedFilter( LdapFilter filter, int indent ) |
| { |
| StringBuffer sb = new StringBuffer(); |
| |
| for ( int i = 0; i < indent; i++ ) |
| { |
| sb.append( FilterAutoEditStrategy.INDENT_STRING ); |
| } |
| |
| LdapFilterComponent fc = filter.getFilterComponent(); |
| if ( fc instanceof LdapFilterItemComponent ) |
| { |
| sb.append( '(' ).append( ( ( LdapFilterItemComponent ) fc ).toString() ).append( ')' ); |
| } |
| else if ( fc instanceof LdapFilterExtensibleComponent ) |
| { |
| sb.append( '(' ).append( ( ( LdapFilterExtensibleComponent ) fc ).toString() ).append( ')' ); |
| } |
| else if ( fc instanceof LdapNotFilterComponent ) |
| { |
| sb.append( "(!" ); //$NON-NLS-1$ |
| LdapNotFilterComponent lnfc = ( LdapNotFilterComponent ) fc; |
| if ( lnfc.getFilters().length > 0 |
| && lnfc.getFilters()[0].getFilterComponent() instanceof LdapFilterItemComponent ) |
| { |
| sb.append( getFormattedFilter( ( lnfc ).getFilters()[0], 0 ) ); |
| } |
| else |
| { |
| sb.append( '\n' ); |
| sb.append( getFormattedFilter( ( lnfc ).getFilters()[0], indent + 1 ) ); |
| sb.append( '\n' ); |
| for ( int i = 0; i < indent; i++ ) |
| sb.append( FilterAutoEditStrategy.INDENT_STRING ); |
| } |
| sb.append( ')' ); |
| } |
| else if ( fc instanceof LdapAndFilterComponent ) |
| { |
| sb.append( "(&" ); //$NON-NLS-1$ |
| sb.append( '\n' ); |
| LdapFilter[] filters = ( ( LdapAndFilterComponent ) fc ).getFilters(); |
| for ( int i = 0; i < filters.length; i++ ) |
| { |
| sb.append( getFormattedFilter( filters[i], indent + 1 ) ); |
| sb.append( '\n' ); |
| } |
| for ( int i = 0; i < indent; i++ ) |
| sb.append( FilterAutoEditStrategy.INDENT_STRING ); |
| sb.append( ')' ); |
| } |
| else if ( fc instanceof LdapOrFilterComponent ) |
| { |
| sb.append( "(|" ); //$NON-NLS-1$ |
| sb.append( '\n' ); |
| LdapFilter[] filters = ( ( LdapOrFilterComponent ) fc ).getFilters(); |
| for ( int i = 0; i < filters.length; i++ ) |
| { |
| sb.append( getFormattedFilter( filters[i], indent + 1 ) ); |
| sb.append( '\n' ); |
| } |
| for ( int i = 0; i < indent; i++ ) |
| sb.append( FilterAutoEditStrategy.INDENT_STRING ); |
| sb.append( ')' ); |
| } |
| |
| return sb.toString(); |
| } |
| |
| |
| /** |
| * @see org.eclipse.jface.text.formatter.IFormattingStrategy#formatterStops() |
| */ |
| public void formatterStops() |
| { |
| } |
| |
| } |