package frame.variant.translator;
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import java.math.BigDecimal;
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import java.util.Date;
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import frame.util.Util;
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import frame.variant.ValueType;
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import frame.variant.Value;
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public class BooleanTranslator extends ITranslator {
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@Override
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public String toString(Object value) throws Exception {
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if (value == null) {
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return null;
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}
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Boolean bool = (Boolean) value;
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return bool.toString();
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}
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@Override
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public String toSqlString(Object value) throws Exception {
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if (value == null) {
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return "null";
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}
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Boolean bool = (Boolean) value;
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if (bool) {
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return "T";
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}
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else {
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return "F";
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}
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}
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@Override
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public String toJSONString(Object value) throws Exception {
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if (value == null) {
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return "null";
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}
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Boolean bool = (Boolean) value;
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return bool.toString();
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}
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@Override
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public String toSchemaString(Object value) throws Exception {
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if (value == null) {
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return "";
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}
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Boolean bool = (Boolean) value;
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return bool.toString();
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}
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@Override
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public Integer toInteger(Object object) throws Exception {
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throw new Exception("can not translate boolean (" + object + ") to Integer");
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}
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@Override
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public Double toDouble(Object object) throws Exception {
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throw new Exception("can not translate boolean (" + object + ") to Double");
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}
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@Override
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public BigDecimal toBigDecimal(Object object) throws Exception {
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throw new Exception("can not translate boolean (" + object + ") to BigDecimal");
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}
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public Boolean toBoolean(Object object) throws Exception {
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return Boolean.valueOf(object.toString());
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}
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@Override
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public Date toDate(Object object) throws Exception {
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throw new Exception("can not translate boolean (" + object + ") to Date");
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}
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@Override
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public Object toTranslatorTypeValue(Object value) throws Exception {
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return (Boolean)value;
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}
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@Override
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public Object loadObjectFrom(String value) throws Exception {
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if (Util.isEmptyStr(value)) {
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return null;
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}
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value = value.toLowerCase();
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if ("t".equals(value)) {
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return true;
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}
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if ("true".equals(value)) {
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return true;
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}
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if ("y".equals(value)) {
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return true;
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}
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if ("yes".equals(value)) {
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return true;
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}
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return false;
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}
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@Override
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public Value loadVariantFrom(String value) throws Exception {
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Object object = loadObjectFrom(value);
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Value variant = new Value();
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variant.setData(object, ValueType.Boolean);
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return variant;
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}
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@Override
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public Value loadVariantFrom(String value, Object defaultValue) {
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try {
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return loadVariantFrom(value);
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}
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catch (Exception e) {
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Value variant = new Value();
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variant.setData(defaultValue, ValueType.Boolean);
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return variant;
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}
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}
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@Override
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public Class<?> getDataClass() {
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return Boolean.class;
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}
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}
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