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-2.14.0-sources.jar). You can download it at Jackson Maven Website.

You can also browse Jackson Databind Source Code below:

⏎ com/fasterxml/jackson/databind/util/NativeImageUtil.java

package com.fasterxml.jackson.databind.util;

import java.lang.reflect.InvocationTargetException;

/**
 * Utilities for graal native image support; mostly to improve error message handling
 * in case of missing information for native image.
 *
 * @since 2.14
 */
public class NativeImageUtil {
    private static final boolean RUNNING_IN_SVM;

    static {
        RUNNING_IN_SVM = System.getProperty("org.graalvm.nativeimage.imagecode") != null;
    }

    private NativeImageUtil() {
    }

    /**
     * Check whether we're running in substratevm native image runtime mode. This check cannot be a constant, because
     * the static initializer may run early during build time
     */
    private static boolean isRunningInNativeImage() {
        return RUNNING_IN_SVM && "runtime".equals(System.getProperty("org.graalvm.nativeimage.imagecode"));
    }

    /**
     * Check whether the given error is a substratevm UnsupportedFeatureError
     */
    public static boolean isUnsupportedFeatureError(Throwable e) {
        if (!isRunningInNativeImage()) {
            return false;
        }
        if (e instanceof InvocationTargetException) {
            e = e.getCause();
        }
        return e.getClass().getName().equals("com.oracle.svm.core.jdk.UnsupportedFeatureError");
    }

    /**
     * Check whether the given class is likely missing reflection configuration (running in native image, and no
     * members visible in reflection).
     */
    public static boolean needsReflectionConfiguration(Class<?> cl) {
        if (!isRunningInNativeImage()) {
            return false;
        }
        // records list their fields but not other members
        return (cl.getDeclaredFields().length == 0 || ClassUtil.isRecordType(cl)) &&
                cl.getDeclaredMethods().length == 0 &&
                cl.getDeclaredConstructors().length == 0;
    }
}

⏎ com/fasterxml/jackson/databind/util/NativeImageUtil.java

Or download all of them as a single archive file:

File name: jackson-databind-2.14.0-sources.jar
File size: 1187952 bytes
Release date: 2022-11-05
Download 

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