2010-10-20 22:45:52 +02:00
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/*
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Copyright 2010, Google Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following disclaimer
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in the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Google Inc. nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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2010-09-22 19:04:10 +02:00
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package com.google.refine.model;
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2010-05-05 01:24:48 +02:00
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import java.io.Writer;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Properties;
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import org.json.JSONException;
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import org.json.JSONObject;
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import org.json.JSONWriter;
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2010-09-22 19:04:10 +02:00
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import com.google.refine.Jsonizable;
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import com.google.refine.model.recon.ReconConfig;
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import com.google.refine.util.ParsingUtilities;
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2010-05-05 01:24:48 +02:00
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public class Column implements Jsonizable {
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final private int _cellIndex;
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final private String _originalName;
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private String _name;
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private ReconConfig _reconConfig;
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private ReconStats _reconStats;
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transient protected Map<String, Object> _precomputes;
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public Column(int cellIndex, String originalName) {
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_cellIndex = cellIndex;
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_originalName = _name = originalName;
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}
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public int getCellIndex() {
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return _cellIndex;
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}
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public String getOriginalHeaderLabel() {
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return _originalName;
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}
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public void setName(String name) {
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this._name = name;
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}
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public String getName() {
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return _name;
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}
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public void setReconConfig(ReconConfig config) {
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this._reconConfig = config;
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}
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public ReconConfig getReconConfig() {
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return _reconConfig;
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}
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public void setReconStats(ReconStats stats) {
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this._reconStats = stats;
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}
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public ReconStats getReconStats() {
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return _reconStats;
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}
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public void write(JSONWriter writer, Properties options)
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throws JSONException {
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writer.object();
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writer.key("cellIndex"); writer.value(_cellIndex);
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writer.key("originalName"); writer.value(_originalName);
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writer.key("name"); writer.value(_name);
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if (_reconConfig != null) {
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writer.key("reconConfig");
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_reconConfig.write(writer, options);
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}
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if (_reconStats != null) {
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writer.key("reconStats");
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_reconStats.write(writer, options);
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}
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writer.endObject();
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}
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public void clearPrecomputes() {
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if (_precomputes != null) {
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_precomputes.clear();
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}
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}
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public Object getPrecompute(String key) {
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if (_precomputes != null) {
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return _precomputes.get(key);
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}
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return null;
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}
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public void setPrecompute(String key, Object value) {
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if (_precomputes == null) {
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_precomputes = new HashMap<String, Object>();
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}
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_precomputes.put(key, value);
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}
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public void save(Writer writer) {
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JSONWriter jsonWriter = new JSONWriter(writer);
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try {
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write(jsonWriter, new Properties());
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} catch (JSONException e) {
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e.printStackTrace();
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}
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}
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static public Column load(String s) throws Exception {
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JSONObject obj = ParsingUtilities.evaluateJsonStringToObject(s);
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Column column = new Column(obj.getInt("cellIndex"), obj.getString("originalName"));
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column._name = obj.getString("name");
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if (obj.has("reconConfig")) {
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column._reconConfig = ReconConfig.reconstruct(obj.getJSONObject("reconConfig"));
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}
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if (obj.has("reconStats")) {
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column._reconStats = ReconStats.load(obj.getJSONObject("reconStats"));
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}
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return column;
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}
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}
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