package foundation.translator;
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import java.math.BigDecimal;
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import java.util.Date;
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import foundation.server.config.DBaseType;
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import foundation.util.Util;
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public class BooleanTranslator extends ITranslator {
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private static ITranslator helper;
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static {
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helper = new StringTranslator();
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}
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@Override
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public String toString(Object value) throws Exception {
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if (value == null || value == ValueType.Null) {
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return null;
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}
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Boolean bool = false;
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if (value instanceof Boolean) {
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bool = (Boolean) value;
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}
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else {
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bool = helper.toBoolean(value, false);
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}
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return bool.toString();
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}
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@Override
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public String toSqlString(DBaseType dbaseType, Object value) throws Exception {
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if (value == null || value == ValueType.Null) {
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return "null";
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}
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Boolean bool = false;
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if (value instanceof Boolean) {
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bool = (Boolean) value;
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}
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else {
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bool = helper.toBoolean(value, false);
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}
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if (bool) {
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return Util.quotedStr("T");
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}
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else {
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return Util.quotedStr("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 || value == ValueType.Null) {
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return "null";
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}
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Boolean bool = false;
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if (value instanceof Boolean) {
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bool = (Boolean) value;
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}
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else {
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bool = helper.toBoolean(value, false);
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}
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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 || value == ValueType.Null) {
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return "";
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}
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Boolean bool = false;
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if (value instanceof Boolean) {
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bool = (Boolean) value;
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}
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else {
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bool = helper.toBoolean(value, false);
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}
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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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if (object == null || object == ValueType.Null) {
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return false;
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}
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if (object instanceof String) {
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String value = String.valueOf(object).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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if ("是".equals(value)) {
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return true;
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}
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if ("1".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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else if (object instanceof Integer) {
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Integer value = (Integer) object;
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return value == 1;
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}
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else if (object instanceof Boolean) {
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return (Boolean) object;
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}
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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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if (value == null) {
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return null;
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}
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if (value instanceof Boolean) {
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return (Boolean)value ? "T" : "F";
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}
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return (String)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.isEmpty(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 Class<?> getDataClass() {
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return Boolean.class;
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}
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}
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