/**
* 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.jooby.crash;
import static javaslang.API.$;
import static javaslang.API.Case;
import static javaslang.API.Match;
import static javaslang.Predicates.instanceOf;
import java.io.IOException;
import java.util.function.Consumer;
import org.crsh.shell.ShellProcessContext;
import org.crsh.shell.ShellResponse;
import org.crsh.text.Screenable;
import org.crsh.text.Style;
import org.jooby.Result;
import org.jooby.Results;
class SimpleProcessContext implements ShellProcessContext {
private StringBuilder buff = new StringBuilder();
private Consumer<Result> deferred;
private int width;
private int height;
public SimpleProcessContext(final Consumer<Result> deferred) {
this(deferred, 204, 48);
}
public SimpleProcessContext(final Consumer<Result> deferred, final int width,
final int height) {
this.deferred = deferred;
this.width = width;
this.height = height;
}
@Override
public boolean takeAlternateBuffer() throws IOException {
return false;
}
@Override
public boolean releaseAlternateBuffer() throws IOException {
return false;
}
@Override
public String getProperty(final String propertyName) {
return null;
}
@Override
public String readLine(final String msg, final boolean echo)
throws IOException, InterruptedException, IllegalStateException {
return null;
}
@Override
public int getWidth() {
return width;
}
@Override
public int getHeight() {
return height;
}
@Override
public void flush() throws IOException {
}
@Override
public Screenable append(final Style style) throws IOException {
return this;
}
@Override
public Screenable cls() throws IOException {
return this;
}
@Override
public Appendable append(final CharSequence csq) throws IOException {
buff.append(csq);
return this;
}
@Override
public Appendable append(final CharSequence csq, final int start, final int end)
throws IOException {
buff.append(csq, start, end);
return this;
}
@Override
public Appendable append(final char c) throws IOException {
buff.append(c);
return this;
}
@Override
public void end(final ShellResponse response) {
org.jooby.Status status = Match(response).of(
Case(instanceOf(ShellResponse.Ok.class), org.jooby.Status.OK),
Case(instanceOf(ShellResponse.UnknownCommand.class), org.jooby.Status.BAD_REQUEST),
Case($(), org.jooby.Status.SERVER_ERROR));
deferred.accept(Results.with(buff.length() == 0 ? response.getMessage() : buff, status));
}
@Override
public String toString() {
return buff.toString();
}
}