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44 changes: 44 additions & 0 deletions
44
guava/src/main/java/tools/jackson/datatype/guava/deser/table/HashBasedTableDeserializer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| package tools.jackson.datatype.guava.deser.table; | ||
|
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| import tools.jackson.databind.ValueDeserializer; | ||
| import tools.jackson.databind.KeyDeserializer; | ||
| import tools.jackson.databind.deser.NullValueProvider; | ||
| import tools.jackson.databind.jsontype.TypeDeserializer; | ||
| import tools.jackson.databind.type.MapLikeType; | ||
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| import com.google.common.collect.HashBasedTable; | ||
|
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| /** | ||
| * Provides deserialization for the Guava HashBasedTable class. | ||
| * | ||
| * @author Abhishekkr3003 | ||
| */ | ||
| public class HashBasedTableDeserializer | ||
| extends MutableTableDeserializer<HashBasedTable<Object, Object, Object>> | ||
| { | ||
| public HashBasedTableDeserializer(MapLikeType type) { | ||
| super(type); | ||
| } | ||
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| public HashBasedTableDeserializer(MapLikeType type, KeyDeserializer rowDeserializer, | ||
| KeyDeserializer columnDeserializer, TypeDeserializer elementTypeDeserializer, | ||
| ValueDeserializer<?> elementDeserializer, NullValueProvider nvp) { | ||
| super(type, rowDeserializer, columnDeserializer, elementTypeDeserializer, | ||
| elementDeserializer, nvp | ||
| ); | ||
| } | ||
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| @Override | ||
| protected HashBasedTable<Object, Object, Object> createTable() { | ||
| return HashBasedTable.create(); | ||
| } | ||
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| @Override | ||
| protected ValueDeserializer<?> _createContextual(MapLikeType type, | ||
| KeyDeserializer rowDeserializer, | ||
| KeyDeserializer columnDeserializer, TypeDeserializer typeDeserializer, | ||
| ValueDeserializer<?> elementDeserializer, NullValueProvider nvp) { | ||
| return new HashBasedTableDeserializer(type, | ||
| rowDeserializer, columnDeserializer, typeDeserializer, elementDeserializer, nvp); | ||
| } | ||
| } |
115 changes: 115 additions & 0 deletions
115
guava/src/main/java/tools/jackson/datatype/guava/deser/table/ImmutableTableDeserializer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| package tools.jackson.datatype.guava.deser.table; | ||
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| import tools.jackson.core.JsonParser; | ||
| import tools.jackson.core.JsonToken; | ||
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| import tools.jackson.databind.DeserializationContext; | ||
| import tools.jackson.databind.ValueDeserializer; | ||
| import tools.jackson.databind.KeyDeserializer; | ||
| import tools.jackson.databind.deser.NullValueProvider; | ||
| import tools.jackson.databind.jsontype.TypeDeserializer; | ||
| import tools.jackson.databind.type.MapLikeType; | ||
| import tools.jackson.databind.util.AccessPattern; | ||
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| import com.google.common.collect.ImmutableMap; | ||
| import com.google.common.collect.ImmutableTable; | ||
|
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| /** | ||
| * Provides deserialization for the Guava ImmutableTable class. | ||
| * | ||
| * @author Abhishekkr3003 | ||
| */ | ||
| public class ImmutableTableDeserializer | ||
| extends TableDeserializer<ImmutableTable<Object, Object, Object>> | ||
| { | ||
| public ImmutableTableDeserializer(MapLikeType type) { | ||
| super(type); | ||
| } | ||
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| protected ImmutableTableDeserializer(MapLikeType type, KeyDeserializer rowDeserializer, | ||
| KeyDeserializer colDeserializer, ValueDeserializer<?> valueDeserializer, | ||
| TypeDeserializer valueTypeDeserializer, NullValueProvider nuller) { | ||
| super(type, rowDeserializer, colDeserializer, valueTypeDeserializer, valueDeserializer, | ||
| nuller | ||
| ); | ||
| } | ||
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| @Override | ||
| public AccessPattern getEmptyAccessPattern() { | ||
| // immutable, hence: | ||
| return AccessPattern.CONSTANT; | ||
| } | ||
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| @Override | ||
| public Object getEmptyValue(DeserializationContext ctxt) { | ||
| return ImmutableMap.of(); | ||
| } | ||
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| protected ImmutableTable.Builder<Object, Object, Object> createBuilder() { | ||
| return ImmutableTable.builder(); | ||
| } | ||
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| @Override | ||
| public ImmutableTable<Object, Object, Object> deserialize(JsonParser p, | ||
| DeserializationContext ctxt) | ||
| { | ||
| ImmutableTable.Builder<Object, Object, Object> table = createBuilder(); | ||
|
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| JsonToken currToken = p.currentToken(); | ||
| if (currToken != JsonToken.PROPERTY_NAME && currToken != JsonToken.END_OBJECT) { | ||
| expect(ctxt, JsonToken.START_OBJECT, currToken); | ||
| currToken = p.nextToken(); | ||
| } | ||
|
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| for (; currToken == JsonToken.PROPERTY_NAME; currToken = p.nextToken()) { | ||
| final Object rowKey; | ||
| if (_rowDeserializer != null) { | ||
| rowKey = _rowDeserializer.deserializeKey(p.currentName(), ctxt); | ||
| } else { | ||
| rowKey = p.currentName(); | ||
| } | ||
|
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| currToken = p.nextToken(); | ||
| expect(ctxt, JsonToken.START_OBJECT, currToken); | ||
|
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| for ( | ||
| currToken = p.nextToken(); currToken == JsonToken.PROPERTY_NAME; | ||
| currToken = p.nextToken()) { | ||
| final Object colKey; | ||
| if (_colDeserializer != null) { | ||
| colKey = _colDeserializer.deserializeKey(p.currentName(), ctxt); | ||
| } else { | ||
| colKey = p.currentName(); | ||
| } | ||
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| p.nextToken(); | ||
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| final Object value; | ||
| if (p.currentToken() == JsonToken.VALUE_NULL) { | ||
| if (_skipNullValues) { | ||
| continue; | ||
| } | ||
| value = _nullProvider.getNullValue(ctxt); | ||
| } else if (_valueTypeDeserializer != null) { | ||
| value = _valueDeserializer.deserializeWithType(p, ctxt, _valueTypeDeserializer); | ||
| } else { | ||
| value = _valueDeserializer.deserialize(p, ctxt); | ||
| } | ||
| table.put(rowKey, colKey, value); | ||
| } | ||
| expect(ctxt, JsonToken.END_OBJECT, p.currentToken()); | ||
| } | ||
| return table.build(); | ||
| } | ||
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| @Override | ||
| protected ValueDeserializer<?> _createContextual(MapLikeType type, | ||
| KeyDeserializer rowDeserializer, | ||
| KeyDeserializer columnDeserializer, TypeDeserializer valueTypeDeserializer, | ||
| ValueDeserializer<?> valueDeserializer, NullValueProvider nullValueProvider) { | ||
| return new ImmutableTableDeserializer(type, rowDeserializer, columnDeserializer, | ||
| valueDeserializer, valueTypeDeserializer, nullValueProvider | ||
| ); | ||
| } | ||
| } |
89 changes: 89 additions & 0 deletions
89
guava/src/main/java/tools/jackson/datatype/guava/deser/table/MutableTableDeserializer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| package tools.jackson.datatype.guava.deser.table; | ||
|
|
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| import tools.jackson.core.JsonParser; | ||
| import tools.jackson.core.JsonToken; | ||
| import tools.jackson.databind.DeserializationContext; | ||
| import tools.jackson.databind.KeyDeserializer; | ||
| import tools.jackson.databind.ValueDeserializer; | ||
| import tools.jackson.databind.deser.NullValueProvider; | ||
| import tools.jackson.databind.jsontype.TypeDeserializer; | ||
| import tools.jackson.databind.type.MapLikeType; | ||
|
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| import com.google.common.collect.Table; | ||
|
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| /** | ||
| * @author Abhishekkr3003 | ||
| */ | ||
| public abstract class MutableTableDeserializer<T extends Table<Object, Object, Object>> | ||
| extends TableDeserializer<T> | ||
| { | ||
| protected MutableTableDeserializer(MapLikeType type) { | ||
| super(type); | ||
| } | ||
|
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| protected MutableTableDeserializer(MapLikeType _type, KeyDeserializer _rowDeserializer, | ||
| KeyDeserializer _colDeserializer, TypeDeserializer _valueTypeDeserializer, | ||
| ValueDeserializer<?> _valueDeserializer, NullValueProvider nvp) { | ||
| super( | ||
| _type, _rowDeserializer, _colDeserializer, _valueTypeDeserializer, _valueDeserializer, | ||
| nvp | ||
| ); | ||
| } | ||
|
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| protected abstract T createTable(); | ||
|
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| @Override | ||
| protected abstract ValueDeserializer<?> _createContextual(MapLikeType t, KeyDeserializer rkd, | ||
| KeyDeserializer ckd, TypeDeserializer vtd, ValueDeserializer<?> vd, NullValueProvider np); | ||
|
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| @Override | ||
| public T deserialize(JsonParser p, DeserializationContext ctxt) { | ||
| T table = createTable(); | ||
|
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| JsonToken currToken = p.currentToken(); | ||
| if (currToken != JsonToken.PROPERTY_NAME && currToken != JsonToken.END_OBJECT) { | ||
| expect(ctxt, JsonToken.START_OBJECT, currToken); | ||
| currToken = p.nextToken(); | ||
| } | ||
|
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| for (; currToken == JsonToken.PROPERTY_NAME; currToken = p.nextToken()) { | ||
| final Object rowKey; | ||
| if (_rowDeserializer != null) { | ||
| rowKey = _rowDeserializer.deserializeKey(p.currentName(), ctxt); | ||
| } else { | ||
| rowKey = p.currentName(); | ||
| } | ||
|
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| currToken = p.nextToken(); | ||
| expect(ctxt, JsonToken.START_OBJECT, currToken); | ||
|
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| for ( | ||
| currToken = p.nextToken(); currToken == JsonToken.PROPERTY_NAME; | ||
| currToken = p.nextToken()) { | ||
| final Object colKey; | ||
| if (_colDeserializer != null) { | ||
| colKey = _colDeserializer.deserializeKey(p.currentName(), ctxt); | ||
| } else { | ||
| colKey = p.currentName(); | ||
| } | ||
|
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| p.nextToken(); | ||
|
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| final Object value; | ||
| if (p.currentToken() == JsonToken.VALUE_NULL) { | ||
| if (_skipNullValues) { | ||
| continue; | ||
| } | ||
| value = _nullProvider.getNullValue(ctxt); | ||
| } else if (_valueTypeDeserializer != null) { | ||
| value = _valueDeserializer.deserializeWithType(p, ctxt, _valueTypeDeserializer); | ||
| } else { | ||
| value = _valueDeserializer.deserialize(p, ctxt); | ||
| } | ||
| table.put(rowKey, colKey, value); | ||
| } | ||
| expect(ctxt, JsonToken.END_OBJECT, p.currentToken()); | ||
| } | ||
| return table; | ||
| } | ||
| } |
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