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    • com.amazonaws.thirdparty.jackson.databind.deser.std.ContainerDeserializerBase Maven / Gradle / Ivy

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    A single bundled dependency that includes all service and dependent JARs with third-party libraries relocated to different namespaces.

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    package com.fasterxml.jackson.databind.deser.std;

import java.io.IOException;
import java.lang.reflect.InvocationTargetException;

import com.fasterxml.jackson.databind.JavaType;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.deser.SettableBeanProperty;

/**
 * Intermediate base deserializer class that adds more shared accessor
 * so that other classes can access information about contained (value)
 * types
 */
@SuppressWarnings("serial")
public abstract class ContainerDeserializerBase
    extends StdDeserializer
{
    protected ContainerDeserializerBase(JavaType selfType) {
        super(selfType);
    }

    /**
     * @deprecated Since 2.3 use one that takes {@link JavaType}
     */
    @Deprecated
    protected ContainerDeserializerBase(Class selfType) {
        super(selfType);
    }

    /*
    /**********************************************************
    /* Overrides
    /**********************************************************
     */

    @Override
    public SettableBeanProperty findBackReference(String refName) {
        JsonDeserializer valueDeser = getContentDeserializer();
        if (valueDeser == null) {
            throw new IllegalArgumentException("Can not handle managed/back reference '"+refName
                    +"': type: container deserializer of type "+getClass().getName()+" returned null for 'getContentDeserializer()'");
        }
        return valueDeser.findBackReference(refName);
    }
    
    /*
    /**********************************************************
    /* Extended API
    /**********************************************************
     */

    /**
     * Accessor for declared type of contained value elements; either exact
     * type, or one of its supertypes.
     */
    public abstract JavaType getContentType();

    /**
     * Accesor for deserializer use for deserializing content values.
     */
    public abstract JsonDeserializer getContentDeserializer();

    /*
    /**********************************************************
    /* Shared methods for sub-classes
    /**********************************************************
     */

    /**
     * Helper method called by various Map(-like) deserializers.
     */
    protected void wrapAndThrow(Throwable t, Object ref, String key) throws IOException
    {
        // to handle StackOverflow:
        while (t instanceof InvocationTargetException && t.getCause() != null) {
            t = t.getCause();
        }
        // Errors and "plain" IOExceptions to be passed as is
        if (t instanceof Error) {
            throw (Error) t;
        }
        // ... except for mapping exceptions
        if (t instanceof IOException && !(t instanceof JsonMappingException)) {
            throw (IOException) t;
        }
        throw JsonMappingException.wrapWithPath(t, ref, key);
    }
}
    
    
    
    

    




    
    
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