package foundation.json;
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import java.io.PrintWriter;
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import java.io.UnsupportedEncodingException;
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import java.math.BigDecimal;
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import java.net.URLEncoder;
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import java.util.Date;
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import java.util.List;
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import foundation.server.config.Configer;
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import foundation.util.Util;
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public class JSONWriter implements IJSONWriter {
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private static boolean EncodeActive;
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private PrintWriter writer;
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private boolean empty;
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private boolean nameReady;
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private String operator;
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static {
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EncodeActive = Configer.getBoolean("EncodeActive", true);
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}
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public JSONWriter(PrintWriter writer) {
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this.writer = writer;
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empty = true;
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nameReady = false;
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}
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public void beginObject() {
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if (!nameReady && !empty) {
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writer.append(", ");
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}
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writer.append("{");
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empty = true;
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nameReady = false;
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}
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public void beginObject(String name) {
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if (!empty) {
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writer.append(", ");
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}
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if (name != null) {
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writer.append("\"" + toLower(name) + "\": {");
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}
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else {
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writer.append("{");
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}
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empty = true;
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}
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public void endObject() {
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writer.append("}");
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empty = false;
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nameReady = false;
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}
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public void beginArray() {
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if (!nameReady && !empty) {
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writer.append(", ");
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}
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writer.append("[");
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empty = true;
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nameReady = false;
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}
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public void beginArray(String name) {
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if (!empty) {
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writer.append(", ");
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}
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if (name != null) {
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writer.append("\"" + toLower(name) + "\": [");
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}
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else {
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writer.append("[");
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}
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empty = true;
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nameReady = false;
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}
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public void endArray() {
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writer.append("]");
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empty = false;
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nameReady = false;
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}
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public void write(String name, String value) {
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if (!empty) {
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writer.append(", ");
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}
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//@he
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if (Util.isEmpty(name)) {
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writer.append(" \"" + encodeValue(value) + "\"");
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}
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else {
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writer.append("\"" + toLower(name) + "\": \"" + encodeValue(value) + "\"");
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}
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empty = false;
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}
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public void write(String value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + encodeValue(value) + "\"");
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empty = false;
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}
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public void write(String name, Integer value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + toLower(name) + "\": " + String.valueOf(value));
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empty = false;
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}
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@Override
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public void write(String name, Object value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + toLower(name) + "\": " + value);
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empty = false;
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}
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public void write(Integer value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append(String.valueOf(value));
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empty = false;
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}
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public void write(String name, Double value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + toLower(name) + "\": " + String.valueOf(value));
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empty = false;
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}
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@Override
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public void write(Double value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append(String.valueOf(value));
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empty = false;
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}
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public void write(String name, Long value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + toLower(name) + "\": " + String.valueOf(value));
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empty = false;
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}
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@Override
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public void write(Long value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append(String.valueOf(value));
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empty = false;
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}
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public void write(String name, BigDecimal value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + toLower(name) + "\": " + String.valueOf(value));
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empty = false;
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}
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@Override
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public void write(BigDecimal value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append(String.valueOf(value));
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empty = false;
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}
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public void write(String name, boolean value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + toLower(name) + "\": " + (value ? "true" : "false"));
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empty = false;
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}
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@Override
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public void write(boolean value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append((value ? "true" : "false"));
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empty = false;
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}
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public void write(String name, Date value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + toLower(name) + "\": \"" + value + "\"");
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empty = false;
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}
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@Override
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public void write(Date value) {
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if (!empty) {
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writer.append(", ");
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}
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writer.append("\"" + value + "\"");
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empty = false;
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}
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public void write(String name, IJSONProvider jsonProvider) {
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writeName(name);
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if (jsonProvider == null) {
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writeNull();
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return;
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}
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jsonProvider.writeJSON(this);
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}
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public void write(String name, List<? extends IJSONProvider> list) {
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writeName(name);
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if (list == null) {
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writeNull();
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return;
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}
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beginArray();
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for (IJSONProvider json: list) {
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json.writeJSON(this);
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}
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endArray();
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}
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public void write(IJSONProvider jsonProvider) {
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if (jsonProvider == null) {
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writeNull();
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return;
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}
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jsonProvider.writeJSON(this);
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}
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public void writeJSON(String name, String json) {
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if (!empty) {
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writer.append(", ");
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}
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if (name != null) {
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writer.append("\"" + toLower(name) + "\": " + json);
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}
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else {
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writer.append(json);
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}
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empty = false;
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}
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public void writeJSON(String json) {
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writer.append(json);
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empty = false;
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nameReady = false;
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}
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public void writeNull(String name) {
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if (!empty) {
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writer.append(", ");
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}
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if (name != null) {
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writer.append("\"" + toLower(name) + "\": null");
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}
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else {
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writer.append("null");
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}
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empty = false;
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nameReady = false;
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}
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public void writeName(String name) {
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if (!empty) {
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writer.append(", ");
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}
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if (name != null) {
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writer.append("\"" + toLower(name) + "\": ");
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}
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nameReady = true;
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}
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public void writeValue(String value) {
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writer.append("\"" + encodeValue(value) + "\"");
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empty = false;
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nameReady = false;
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}
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@Override
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public void checkEmpty() {
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if (!empty) {
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writer.append(", ");
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}
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}
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public void writeValue(int value) {
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writer.append(String.valueOf(value));
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empty = false;
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nameReady = false;
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}
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public void writeValue(BigDecimal value) {
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writer.append(String.valueOf(value));
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empty = false;
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nameReady = false;
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}
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public void writeValue(boolean value) {
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writer.append(value ? "true" : "false");
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empty = false;
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nameReady = false;
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}
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public void writeValue(Date value) {
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writer.append("\"" + value + "\"");
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empty = false;
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nameReady = false;
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}
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public void writeNull() {
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writer.append("null");
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empty = false;
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nameReady = false;
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}
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private String toLower(String name) {
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if (name == null) {
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return "empty";
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}
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return name.toLowerCase();
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}
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public static String encodeValue(String value) {
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String result = "";
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if (value == null) {
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return result;
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}
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if (!EncodeActive) {
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return value;
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}
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try {
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result = URLEncoder.encode(value, "UTF-8");
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result = result.replace("+", "%20");
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}
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catch (Exception e) {
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result = value;
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}
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return result;
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}
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public void flush() {
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writer.flush();
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}
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public void close() {
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writer.close();
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}
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public static void main(String[] args) throws UnsupportedEncodingException {
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String value = "good good";
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System.out.println(URLEncoder.encode(value, "UTF-8"));
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}
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@Override
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public String getOperator() {
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return operator;
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}
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public void setOperator(String operator) {
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this.operator = operator;
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}
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}
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