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Diffstat (limited to 'verigraph/src/it/polito/verigraph/serializer/CustomMapSerializer.java')
| -rw-r--r-- | verigraph/src/it/polito/verigraph/serializer/CustomMapSerializer.java | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/verigraph/src/it/polito/verigraph/serializer/CustomMapSerializer.java b/verigraph/src/it/polito/verigraph/serializer/CustomMapSerializer.java new file mode 100644 index 0000000..9d057fd --- /dev/null +++ b/verigraph/src/it/polito/verigraph/serializer/CustomMapSerializer.java @@ -0,0 +1,27 @@ +/******************************************************************************* + * Copyright (c) 2017 Politecnico di Torino and others. + * + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Apache License, Version 2.0 + * which accompanies this distribution, and is available at + * http://www.apache.org/licenses/LICENSE-2.0 + *******************************************************************************/ +package it.polito.verigraph.serializer; + +import java.io.IOException; +import java.util.Map; +import com.fasterxml.jackson.core.JsonGenerator; +import com.fasterxml.jackson.databind.JsonSerializer; +import com.fasterxml.jackson.databind.SerializerProvider; +import it.polito.verigraph.exception.InternalServerErrorException; + +public class CustomMapSerializer extends JsonSerializer<Map<?, ?>> { + @Override + public void serialize(final Map<?, ?> value, final JsonGenerator jgen, final SerializerProvider provider) { + try { + jgen.writeObject(value.values()); + } catch (IOException e) { + throw new InternalServerErrorException("I/O error serializing a map: " + e.getMessage()); + } + } +}
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