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Jackson Data Binding Source Code
Jackson is "the Java JSON library" or "the best JSON parser for Java". Or simply as "JSON for Java".
Jackson Databind Source Code files are provided in the source packge (jackson-databind-2.12.4-sources.jar). You can download it at Jackson Maven Website.
You can also browse Jackson Databind Source Code below:
✍: FYIcenter.com
⏎ com/fasterxml/jackson/databind/ser/impl/StringCollectionSerializer.java
package com.fasterxml.jackson.databind.ser.impl; import java.io.IOException; import java.util.*; import com.fasterxml.jackson.core.*; import com.fasterxml.jackson.core.type.WritableTypeId; import com.fasterxml.jackson.databind.*; import com.fasterxml.jackson.databind.annotation.JacksonStdImpl; import com.fasterxml.jackson.databind.jsonFormatVisitors.JsonArrayFormatVisitor; import com.fasterxml.jackson.databind.jsonFormatVisitors.JsonFormatTypes; import com.fasterxml.jackson.databind.jsontype.TypeSerializer; import com.fasterxml.jackson.databind.ser.std.StaticListSerializerBase; /** * Efficient implement for serializing {@link Collection}s that contain Strings. * The only complexity is due to possibility that serializer for {@link String} * may be overridde; because of this, logic is needed to ensure that the default * serializer is in use to use fastest mode, or if not, to defer to custom * String serializer. */ @JacksonStdImpl @SuppressWarnings("serial") public class StringCollectionSerializer extends StaticListSerializerBase<Collection<String>> { public final static StringCollectionSerializer instance = new StringCollectionSerializer(); /* /********************************************************** /* Life-cycle /********************************************************** */ protected StringCollectionSerializer() { super(Collection.class); } protected StringCollectionSerializer(StringCollectionSerializer src, Boolean unwrapSingle) { super(src, unwrapSingle); } @Override public JsonSerializer<?> _withResolved(BeanProperty prop, Boolean unwrapSingle) { return new StringCollectionSerializer(this, unwrapSingle); } @Override protected JsonNode contentSchema() { return createSchemaNode("string", true); } @Override protected void acceptContentVisitor(JsonArrayFormatVisitor visitor) throws JsonMappingException { visitor.itemsFormat(JsonFormatTypes.STRING); } /* /********************************************************** /* Actual serialization /********************************************************** */ @Override public void serialize(Collection<String> value, JsonGenerator g, SerializerProvider provider) throws IOException { final int len = value.size(); if (len == 1) { if (((_unwrapSingle == null) && provider.isEnabled(SerializationFeature.WRITE_SINGLE_ELEM_ARRAYS_UNWRAPPED)) || (_unwrapSingle == Boolean.TRUE)) { serializeContents(value, g, provider); return; } } g.writeStartArray(value, len); serializeContents(value, g, provider); g.writeEndArray(); } @Override public void serializeWithType(Collection<String> value, JsonGenerator g, SerializerProvider provider, TypeSerializer typeSer) throws IOException { WritableTypeId typeIdDef = typeSer.writeTypePrefix(g, typeSer.typeId(value, JsonToken.START_ARRAY)); g.setCurrentValue(value); serializeContents(value, g, provider); typeSer.writeTypeSuffix(g, typeIdDef); } private final void serializeContents(Collection<String> value, JsonGenerator g, SerializerProvider provider) throws IOException { int i = 0; try { for (String str : value) { if (str == null) { provider.defaultSerializeNull(g); } else { g.writeString(str); } ++i; } } catch (Exception e) { wrapAndThrow(provider, e, value, i); } } }
⏎ com/fasterxml/jackson/databind/ser/impl/StringCollectionSerializer.java
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⇒ Jackson Annotations Source Code
⇠Download and Install Jackson Binary Package
⇑ Downloading and Reviewing jackson-*.jar
⇑⇑ Jackson - Java JSON library
2022-03-29, 31727👍, 0💬
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