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mapping BigDecimal to double or string in XContentBuilder #2188

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mapping BigDecimal to double or string in XContentBuilder #2188

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38 changes: 38 additions & 0 deletions src/main/java/org/elasticsearch/common/xcontent/XContentBuilder.java
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Expand Up @@ -36,6 +36,8 @@
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.Date;
import java.util.Map;

Expand Down Expand Up @@ -470,6 +472,42 @@ public XContentBuilder field(XContentBuilderString name, double value) throws IO
return this;
}

public XContentBuilder field(String name, BigDecimal value) throws IOException {
return field(name, value, value.scale(), RoundingMode.HALF_UP, true);
}

public XContentBuilder field(XContentBuilderString name, BigDecimal value) throws IOException {
return field(name, value, value.scale(), RoundingMode.HALF_UP, true);
}

public XContentBuilder field(String name, BigDecimal value, int scale, RoundingMode rounding, boolean toDouble) throws IOException {
field(name);
if (toDouble) {
try {
generator.writeNumber(value.setScale(scale, rounding).doubleValue());
} catch (ArithmeticException e) {
generator.writeString(value.toEngineeringString());
}
} else {
generator.writeString(value.toEngineeringString());
}
return this;
}

public XContentBuilder field(XContentBuilderString name, BigDecimal value, int scale, RoundingMode rounding, boolean toDouble) throws IOException {
field(name);
if (toDouble) {
try {
generator.writeNumber(value.setScale(scale, rounding).doubleValue());
} catch (ArithmeticException e) {
generator.writeString(value.toEngineeringString());
}
} else {
generator.writeString(value.toEngineeringString());
}
return this;
}

public XContentBuilder field(String name, BytesReference value) throws IOException {
field(name);
if (!value.hasArray()) {
Expand Down