本文整理汇总了Java中com.fasterxml.jackson.databind.JsonNode.doubleValue方法的典型用法代码示例。如果您正苦于以下问题：Java JsonNode.doubleValue方法的具体用法？Java JsonNode.doubleValue怎么用？Java JsonNode.doubleValue使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.fasterxml.jackson.databind.JsonNode的用法示例。
在下文中一共展示了JsonNode.doubleValue方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: fromJson
import com.fasterxml.jackson.databind.JsonNode; //导入方法依赖的package包/类
@Override
public Number fromJson(JsonNode json) {
if (json.isBigDecimal()) {
return json.decimalValue();
} else if (json.isBigInteger()) {
return json.bigIntegerValue();
}
// no methods for Byte, even though numberNode(Byte) is provided.
// experimentations shows that bytes show up as ints. Oh well..
else if (json.isDouble()) {
return json.doubleValue();
} else if (json.isFloat()) {
return json.floatValue();
} else if (json.isInt()) {
return json.intValue();
} else if (json.isLong()) {
return json.longValue();
} else if (json.isShort()) {
return json.shortValue();
} else {
return null;
}
}
示例2: identifyPrimitiveMatch
import com.fasterxml.jackson.databind.JsonNode; //导入方法依赖的package包/类
private static UnionResolution identifyPrimitiveMatch(JsonNode datum, Set<Schema.Type> primitives) {
// Try to identify specific primitive types
Schema primitiveSchema = null;
if (datum == null || datum.isNull()) {
primitiveSchema = closestPrimitive(primitives, Schema.Type.NULL);
} else if (datum.isShort() || datum.isInt()) {
primitiveSchema = closestPrimitive(primitives, Schema.Type.INT, Schema.Type.LONG, Schema.Type.FLOAT,
Schema.Type.DOUBLE);
} else if (datum.isLong()) {
primitiveSchema = closestPrimitive(primitives, Schema.Type.LONG, Schema.Type.DOUBLE);
} else if (datum.isFloat()) {
primitiveSchema = closestPrimitive(primitives, Schema.Type.FLOAT, Schema.Type.DOUBLE);
} else if (datum.isDouble()) {
primitiveSchema = closestPrimitive(primitives, Schema.Type.DOUBLE);
} else if (datum.isBoolean()) {
primitiveSchema = closestPrimitive(primitives, Schema.Type.BOOLEAN);
}
if (primitiveSchema == null
&& ((datum.isDouble() && datum.doubleValue() >= -Float.MAX_VALUE && datum.doubleValue() <= Float.MAX_VALUE)
|| (datum.isLong()
&& datum.longValue() >= (long) -Float.MAX_VALUE
&& datum.longValue() <= (long) Float.MAX_VALUE))) {
primitiveSchema = closestPrimitive(primitives, Schema.Type.FLOAT, Schema.Type.DOUBLE);
}
if (primitiveSchema != null) {
return new UnionResolution(primitiveSchema, MatchType.FULL);
}
return null;
}
示例3: matches
import com.fasterxml.jackson.databind.JsonNode; //导入方法依赖的package包/类
private MatchType matches(JsonNode datum, Schema schema) {
switch (schema.getType()) {
case RECORD:
if (datum.isObject()) {
return matchRecord(datum, schema);
}
break;
case UNION:
return resolveUnion(datum, schema.getTypes()).matchType;
case MAP:
if (datum.isObject()) {
return matchMapValue(datum, schema);
}
break;
case ARRAY:
if (datum.isArray()) {
return matchArrayElement(datum, schema);
}
break;
case BOOLEAN:
if (datum.isBoolean()) {
return MatchType.FULL;
}
break;
case FLOAT:
if (datum.isDouble() && datum.doubleValue() >= -Float.MAX_VALUE && datum.doubleValue() <= Float.MAX_VALUE
|| datum.isLong()
&& datum.longValue() >= (long) -Float.MAX_VALUE
&& datum.longValue() <= (long) Float.MAX_VALUE
|| datum.isFloat()
|| datum.isInt()) {
return MatchType.FULL;
}
break;
case DOUBLE:
if (datum.isDouble() || datum.isFloat() || datum.isLong() || datum.isInt()) {
return MatchType.FULL;
}
break;
case INT:
if (datum.isInt()) {
return MatchType.FULL;
}
break;
case LONG:
if (datum.isLong() || datum.isInt()) {
return MatchType.FULL;
}
break;
case STRING:
if (datum.isTextual()) {
return MatchType.FULL;
}
break;
case ENUM:
if (datum.isTextual() && schema.hasEnumSymbol(datum.textValue())) {
return MatchType.FULL;
}
break;
case BYTES:
case FIXED:
if (datum.isTextual()) {
return MatchType.FULL;
}
break;
case NULL:
if (datum.isNull()) {
return MatchType.FULL;
}
break;
default: // unknown
throw new IllegalArgumentException("Unsupported schema: " + schema);
}
return MatchType.NONE;
}
示例4: convert
import com.fasterxml.jackson.databind.JsonNode; //导入方法依赖的package包/类
@Override
public Object convert(Schema schema, JsonNode value) {
return value.doubleValue();
}