| /* |
| * Permission is hereby granted, free of charge, to any person obtaining a copy of |
| * this software and associated documentation files (the "Software"), to deal in |
| * the Software without restriction, including without limitation the rights to |
| * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies |
| * of the Software, and to permit persons to whom the Software is furnished to do |
| * so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| package jdk.nashorn.internal.runtime.regexp.joni.ast; |
| |
| import jdk.nashorn.internal.runtime.regexp.joni.Option; |
| import jdk.nashorn.internal.runtime.regexp.joni.constants.EncloseType; |
| |
| @SuppressWarnings("javadoc") |
| public final class EncloseNode extends StateNode implements EncloseType { |
| |
| public final int type; // enclose type |
| public int regNum; |
| public int option; |
| public Node target; /* EncloseNode : ENCLOSE_MEMORY */ |
| public int callAddr; // AbsAddrType |
| public int minLength; // OnigDistance |
| public int maxLength; // OnigDistance |
| public int charLength; |
| public int optCount; // referenced count in optimize_node_left() |
| |
| // node_new_enclose / onig_node_new_enclose |
| public EncloseNode(final int type) { |
| this.type = type; |
| callAddr = -1; |
| } |
| |
| // node_new_enclose_memory |
| public EncloseNode() { |
| this(MEMORY); |
| } |
| |
| // node_new_option |
| public EncloseNode(final int option, final int i) { |
| this(OPTION); |
| this.option = option; |
| } |
| |
| @Override |
| public int getType() { |
| return ENCLOSE; |
| } |
| |
| @Override |
| protected void setChild(final Node newChild) { |
| target = newChild; |
| } |
| |
| @Override |
| protected Node getChild() { |
| return target; |
| } |
| |
| public void setTarget(final Node tgt) { |
| target = tgt; |
| tgt.parent = this; |
| } |
| |
| @Override |
| public String getName() { |
| return "Enclose"; |
| } |
| |
| @Override |
| public String toString(final int level) { |
| final StringBuilder value = new StringBuilder(super.toString(level)); |
| value.append("\n type: ").append(typeToString()); |
| value.append("\n regNum: ").append(regNum); |
| value.append("\n option: ").append(Option.toString(option)); |
| value.append("\n target: ").append(pad(target, level + 1)); |
| value.append("\n callAddr: ").append(callAddr); |
| value.append("\n minLength: ").append(minLength); |
| value.append("\n maxLength: ").append(maxLength); |
| value.append("\n charLength: ").append(charLength); |
| value.append("\n optCount: ").append(optCount); |
| |
| return value.toString(); |
| } |
| |
| public String typeToString() { |
| final StringBuilder types = new StringBuilder(); |
| if (isStopBacktrack()) types.append("STOP_BACKTRACK "); |
| if (isMemory()) types.append("MEMORY "); |
| if (isOption()) types.append("OPTION "); |
| |
| return types.toString(); |
| } |
| |
| public boolean isMemory() { |
| return (type & MEMORY) != 0; |
| } |
| |
| public boolean isOption() { |
| return (type & OPTION) != 0; |
| } |
| |
| public boolean isStopBacktrack() { |
| return (type & STOP_BACKTRACK) != 0; |
| } |
| |
| } |