001package ball.util.ant.taskdefs;
002/*-
003 * ##########################################################################
004 * Utilities
005 * %%
006 * Copyright (C) 2008 - 2022 Allen D. Ball
007 * %%
008 * Licensed under the Apache License, Version 2.0 (the "License");
009 * you may not use this file except in compliance with the License.
010 * You may obtain a copy of the License at
011 *
012 *      http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing, software
015 * distributed under the License is distributed on an "AS IS" BASIS,
016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
017 * See the License for the specific language governing permissions and
018 * limitations under the License.
019 * ##########################################################################
020 */
021import ball.swing.table.SimpleTableModel;
022import java.io.StreamTokenizer;
023import java.io.StringReader;
024import lombok.Getter;
025import lombok.NoArgsConstructor;
026import lombok.Setter;
027import lombok.ToString;
028import lombok.experimental.Accessors;
029import org.apache.tools.ant.BuildException;
030import org.apache.tools.ant.Project;
031import org.apache.tools.ant.Task;
032import org.apache.tools.ant.util.ClasspathUtils;
033
034import static lombok.AccessLevel.PROTECTED;
035
036/**
037 * Abstract {@link.uri http://ant.apache.org/ Ant} {@link Task} base class
038 * for {@link StreamTokenizer}-specific tasks.
039 *
040 * {@ant.task}
041 *
042 * @author {@link.uri mailto:ball@hcf.dev Allen D. Ball}
043 */
044@NoArgsConstructor(access = PROTECTED)
045public abstract class StreamTokenizerTask extends Task implements AnnotatedAntTask,
046                                                                  ClasspathDelegateAntTask, ConfigurableAntTask {
047    @Getter @Setter @Accessors(chain = true, fluent = true)
048    private ClasspathUtils.Delegate delegate = null;
049
050    @Override
051    public void init() throws BuildException {
052        super.init();
053        ClasspathDelegateAntTask.super.init();
054        ConfigurableAntTask.super.init();
055    }
056
057    @Override
058    public void execute() throws BuildException {
059        super.execute();
060        AnnotatedAntTask.super.execute();
061    }
062
063    /**
064     * {@link StreamTokenizer} from {@link String} {@link Task}.
065     *
066     * {@ant.task}
067     */
068    @NoArgsConstructor @ToString
069    @AntTask("tokenize-string")
070    public static class FromString extends StreamTokenizerTask {
071        @NotNull @Getter @Setter
072        private String string = null;
073
074        @Override
075        public void execute() throws BuildException {
076            super.execute();
077
078            try {
079                String string = getString();
080                String[] lines = string.split("\\R");
081                SimpleTableModel input = new SimpleTableModel(new Object[][] { }, 2);
082
083                for (int i = 0; i < lines.length; i += 1) {
084                    input.row(String.valueOf(i + 1), lines[i]);
085                }
086
087                log(input);
088                log("");
089
090                try (StringReader reader = new StringReader(string)) {
091                    StreamTokenizer tokenizer = new StreamTokenizer(reader);
092
093                    for (;;) {
094                        tokenizer.nextToken();
095
096                        log(tokenizer.toString());
097
098                        if (tokenizer.ttype == StreamTokenizer.TT_EOF) {
099                            break;
100                        }
101                    }
102                }
103            } catch (BuildException exception) {
104                throw exception;
105            } catch (RuntimeException exception) {
106                throw exception;
107            } catch (Exception exception) {
108                throw new BuildException(exception);
109            }
110        }
111    }
112}