Java tutorial
/* * Copyright 2014, Timo Westkmper * * Licensed 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 com.mysema.query.spatial.jts; import java.util.List; import com.vividsolutions.jts.geom.LineString; import com.google.common.collect.ImmutableList; import com.mysema.query.types.Expression; import com.mysema.query.types.Operation; import com.mysema.query.types.OperationImpl; import com.mysema.query.types.Operator; import com.mysema.query.types.Visitor; /** * @author tiwe * * @param <T> */ public class JTSLineStringOperation<T extends LineString> extends JTSLineStringExpression<T> implements Operation<T> { private static final long serialVersionUID = 3433471874808633698L; public static <D extends LineString> JTSLineStringOperation<D> create(Class<D> type, Operator<? super D> op, Expression<?> one) { return new JTSLineStringOperation<D>(type, op, ImmutableList.<Expression<?>>of(one)); } public static <D extends LineString> JTSLineStringOperation<D> create(Class<D> type, Operator<? super D> op, Expression<?> one, Expression<?> two) { return new JTSLineStringOperation<D>(type, op, ImmutableList.of(one, two)); } public static <D extends LineString> JTSLineStringOperation<D> create(Class<D> type, Operator<? super D> op, Expression<?>... args) { return new JTSLineStringOperation<D>(type, op, args); } private final OperationImpl<T> opMixin; protected JTSLineStringOperation(Class<T> type, Operator<? super T> op, Expression<?>... args) { this(type, op, ImmutableList.copyOf(args)); } protected JTSLineStringOperation(Class<T> type, Operator<? super T> op, ImmutableList<Expression<?>> args) { super(new OperationImpl<T>(type, op, args)); this.opMixin = (OperationImpl<T>) mixin; } @Override public final <R, C> R accept(Visitor<R, C> v, C context) { return v.visit(opMixin, context); } @Override public Expression<?> getArg(int index) { return opMixin.getArg(index); } @Override public List<Expression<?>> getArgs() { return opMixin.getArgs(); } @Override public Operator<? super T> getOperator() { return opMixin.getOperator(); } }