/*
* Copyright 2012-2014 Sergey Ignatov
*
* 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 org.intellij.erlang.debugger.xdebug.xvalue;
import com.ericsson.otp.erlang.OtpErlangBitstr;
import com.intellij.xdebugger.frame.ImmediateFullValueEvaluator;
import com.intellij.xdebugger.frame.XValueChildrenList;
import com.intellij.xdebugger.frame.XValueNode;
import com.intellij.xdebugger.frame.XValuePlace;
import com.intellij.xdebugger.frame.presentation.XValuePresentation;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
class ErlangBitStringXValue extends ErlangArrayXValueBase<OtpErlangBitstr> {
public ErlangBitStringXValue(OtpErlangBitstr value) {
super(value, value.binaryValue().length);
}
@Override
protected void computeChild(XValueChildrenList children, int childIdx) {
addIndexedChild(children, getValue().binaryValue()[childIdx], childIdx);
}
@Nullable
@Override
protected XValuePresentation getPresentation(@NotNull XValueNode node, @NotNull XValuePlace place) {
//TODO apply string detection heuristics (see http://www.erlang.org/doc/apps/stdlib/unicode_usage.html)
final String textValue = new String(getValue().binaryValue());
if (textValue.length() > XValueNode.MAX_VALUE_LENGTH) {
node.setFullValueEvaluator(new ImmediateFullValueEvaluator(textValue));
}
return new XValuePresentation() {
@Override
public void renderValue(@NotNull XValueTextRenderer renderer) {
renderer.renderSpecialSymbol("<<");
renderer.renderStringValue(textValue, "\"\\", XValueNode.MAX_VALUE_LENGTH);
renderer.renderSpecialSymbol(">>");
}
};
}
}