ErrorHandling.java

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package com.reallifedeveloper.common.domain;
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import java.util.Arrays;
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import org.checkerframework.checker.nullness.qual.EnsuresNonNull;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
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import lombok.experimental.UtilityClass;
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/**
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 * Utility class for simplifying error handling.
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 *
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 * @author RealLifeDeveloper
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 */
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@UtilityClass
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@SuppressWarnings({ "PMD.AvoidDuplicateLiterals" })
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public class ErrorHandling {
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    /**
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     * Fails if {@code arg1} is {@code null}, throwing an {@code IllegalArgumentException} with a formatted message based on
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     * {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code arg1}
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     * @param arg1            the argument to check for nullness
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     *
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     * @throws IllegalArgumentException if {@code arg1} is {@code null}
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2" })
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    @SuppressWarnings("nullness")
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    public static void checkNull(String messageTemplate, @Nullable Object arg1) {
33 1 1. checkNull : removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED
 
        checkNullInternal(messageTemplate, arg1);
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    }
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    /**
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     * Fails if {@code arg1} or {@code arg2} is {@code null}, throwing an {@code IllegalArgumentException} with a formatted message based on
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     * {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code arg1} and {@code arg2}
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     * @param arg1            the first argument to check for nullness
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     * @param arg2            the second argument to check for nullness
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     *
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     * @throws IllegalArgumentException if {@code arg1} or {@code arg2} is {@code null}
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2", "#3" })
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    @SuppressWarnings("nullness")
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    public static void checkNull(String messageTemplate, @Nullable Object arg1, @Nullable Object arg2) {
50 1 1. checkNull : removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED
 
        checkNullInternal(messageTemplate, arg1, arg2);
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    }
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    /**
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     * Fails if {@code arg1}, {@code arg2} or {@code arg3} is {@code null}, throwing an {@code IllegalArgumentException} with a formatted
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     * message based on {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code arg1}, {@code arg2} and
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     *                        {@code arg3}
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     * @param arg1            the first argument to check for nullness
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     * @param arg2            the second argument to check for nullness
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     * @param arg3            the third argument to check for nullness
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     *
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     * @throws IllegalArgumentException if {@code arg1}, {@code arg2} or {@code arg3} is {@code null}
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2", "#3", "#4" })
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    @SuppressWarnings("nullness")
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    public static void checkNull(String messageTemplate, @Nullable Object arg1, @Nullable Object arg2, @Nullable Object arg3) {
69 1 1. checkNull : removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED
 
        checkNullInternal(messageTemplate, arg1, arg2, arg3);
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    }
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    /**
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     * Fails if {@code arg1}, {@code arg2}, {@code arg3} or {@code arg4} is {@code null}, throwing an {@code IllegalArgumentException} with
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     * a formatted message based on {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code arg1}, {@code arg2}, {@code arg3}
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     *                        and {@code arg4}
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     * @param arg1            the first argument to check for nullness
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     * @param arg2            the second argument to check for nullness
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     * @param arg3            the third argument to check for nullness
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     * @param arg4            the third argument to check for nullness
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     *
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     * @throws IllegalArgumentException if {@code arg1}, {@code arg2}, {@code arg3} or {@code arg4} is {@code null}
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2", "#3", "#4", "#5" })
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    @SuppressWarnings({ "nullness" })
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    public static void checkNull(String messageTemplate, @Nullable Object arg1, @Nullable Object arg2, @Nullable Object arg3,
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            @Nullable Object arg4) {
90 1 1. checkNull : removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED
 
        checkNullInternal(messageTemplate, arg1, arg2, arg3, arg4);
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    }
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    /**
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     * Fails if any of {@code arg1} through {@code arg5} is {@code null}, throwing an {@code IllegalArgumentException} with a formatted
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     * message based on {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code arg1} through {@code arg7}.
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     * @param arg1            the first argument to check for nullness
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     * @param arg2            the second argument to check for nullness
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     * @param arg3            the third argument to check for nullness
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     * @param arg4            the fourth argument to check for nullness
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     * @param arg5            the fifth argument to check for nullness
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     *
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     * @throws IllegalArgumentException if any of {@code arg1} throuch {@code arg5} is {@code null}
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2", "#3", "#4", "#5", "#6" })
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    @SuppressWarnings({ "nullness" })
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    public static void checkNull(String messageTemplate, @Nullable Object arg1, @Nullable Object arg2, @Nullable Object arg3,
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            @Nullable Object arg4, @Nullable Object arg5) {
111 1 1. checkNull : removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED
 
        checkNullInternal(messageTemplate, arg1, arg2, arg3, arg4, arg5);
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    }
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    /**
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     * Fails if any of {@code arg1} through {@code arg6} is {@code null}, throwing an {@code IllegalArgumentException} with a formatted
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     * message based on {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code arg1} through {@code arg7}.
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     * @param arg1            the first argument to check for nullness
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     * @param arg2            the second argument to check for nullness
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     * @param arg3            the third argument to check for nullness
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     * @param arg4            the fourth argument to check for nullness
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     * @param arg5            the fifth argument to check for nullness
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     * @param arg6            the sixth argument to check for nullness
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     *
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     * @throws IllegalArgumentException if any of {@code arg1} throuch {@code arg7} is {@code null}
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2", "#3", "#4", "#5", "#6", "#7" })
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    @SuppressWarnings({ "nullness" })
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    public static void checkNull(String messageTemplate, @Nullable Object arg1, @Nullable Object arg2, @Nullable Object arg3,
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            @Nullable Object arg4, @Nullable Object arg5, @Nullable Object arg6) {
133 1 1. checkNull : removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED
 
        checkNullInternal(messageTemplate, arg1, arg2, arg3, arg4, arg5, arg6);
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    }
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    /**
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     * Fails if any of {@code arg1} through {@code arg7} is {@code null}, throwing an {@code IllegalArgumentException} with a formatted
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     * message based on {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code arg1} through {@code arg7}.
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     * @param arg1            the first argument to check for nullness
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     * @param arg2            the second argument to check for nullness
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     * @param arg3            the third argument to check for nullness
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     * @param arg4            the fourth argument to check for nullness
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     * @param arg5            the fifth argument to check for nullness
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     * @param arg6            the sixth argument to check for nullness
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     * @param arg7            the seventh argument to check for nullness
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     *
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     * @throws IllegalArgumentException if any of {@code arg1} throuch {@code arg7} is {@code null}
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2", "#3", "#4", "#5", "#6", "#7", "#8" })
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    @SuppressWarnings({ "nullness" })
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    public static void checkNull(String messageTemplate, @Nullable Object arg1, @Nullable Object arg2, @Nullable Object arg3,
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            @Nullable Object arg4, @Nullable Object arg5, @Nullable Object arg6, @Nullable Object arg7) {
156 1 1. checkNull : removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED
 
        checkNullInternal(messageTemplate, arg1, arg2, arg3, arg4, arg5, arg6, arg7);
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    }
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    /**
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     * Fails if any of {@code arg1} through {@code arg8} is {@code null}, throwing an {@code IllegalArgumentException} with a formatted
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     * message based on {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code arg1} through {@code arg7}.
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     * @param arg1            the first argument to check for nullness
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     * @param arg2            the second argument to check for nullness
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     * @param arg3            the third argument to check for nullness
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     * @param arg4            the fourth argument to check for nullness
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     * @param arg5            the fifth argument to check for nullness
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     * @param arg6            the sixth argument to check for nullness
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     * @param arg7            the seventh argument to check for nullness
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     * @param arg8            the eigth argument to check for nullness
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     *
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     * @throws IllegalArgumentException if any of {@code arg1} throuch {@code arg7} is {@code null}
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2", "#3", "#4", "#5", "#6", "#7", "#8", "#9" })
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    @SuppressWarnings({ "nullness" })
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    public static void checkNull(String messageTemplate, @Nullable Object arg1, @Nullable Object arg2, @Nullable Object arg3,
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            @Nullable Object arg4, @Nullable Object arg5, @Nullable Object arg6, @Nullable Object arg7, @Nullable Object arg8) {
180 1 1. checkNull : removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED
 
        checkNullInternal(messageTemplate, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8);
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    }
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    @SuppressFBWarnings(value = "FORMAT_STRING_MANIPULATION", justification = "The format string is provided by the programmer, not user")
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    private static void checkNullInternal(String messageTemplate, @Nullable Object... arguments) {
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        // We know that arguments will never be null, it will always be an array, since
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        // this method is only called using varargs
187 1 1. checkNullInternal : negated conditional → KILLED
 
        if (messageTemplate == null) {
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            throw new IllegalStateException(
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                    String.format("checkNull called incorrectly: messageTemplate=null, arguments=%s", Arrays.asList(arguments)));
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        }
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        for (Object argument : arguments) {
192 1 1. checkNullInternal : negated conditional → KILLED
 
            if (argument == null) {
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                String errorMessage = String.format(messageTemplate, arguments);
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                throw new IllegalArgumentException(errorMessage);
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            }
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        }
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    }
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    /**
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     * Fails if the string {@code s} is {@code null} or blank, throwing an {@code IllegalArgumentException} with a formatted message based
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     * on {@code messageTemplate}.
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     *
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     * @param messageTemplate a {@code String.format()} format string that will be formatted using {@code s}
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     * @param s               the string to check for nullness or blankness
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     *
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     * @throws IllegalArgumentException if {@code s} is {@code null} or blank, i.e., empty or only containing whitespace
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     * @throws IllegalStateException    if {@code messageTemplate} is {@code null}
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     */
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    @EnsuresNonNull({ "#2" })
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    @SuppressFBWarnings(value = "FORMAT_STRING_MANIPULATION", justification = "The format string is provided by the programmer, not user")
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    public static void checkNullOrBlank(String messageTemplate, @Nullable String s) {
212 1 1. checkNullOrBlank : negated conditional → KILLED
 
        if (messageTemplate == null) {
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            throw new IllegalStateException(String.format("checkNullOrBlank called incorrectly: messageTemplate=null, s='%s'", s));
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        }
215 2 1. checkNullOrBlank : negated conditional → KILLED
2. checkNullOrBlank : negated conditional → KILLED
 
        if (s == null || s.isBlank()) {
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            throw new IllegalArgumentException(String.format(messageTemplate, s));
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        }
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    }
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}

Mutations

33

1.1
Location : checkNull
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullWithNullParameterArray()] removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED

50

1.1
Location : checkNull
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullTwoArguments()] removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED

69

1.1
Location : checkNull
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullWithNullMessageTemplate()] removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED

90

1.1
Location : checkNull
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullFourArguments()] removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED

111

1.1
Location : checkNull
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullFiveArguments()] removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED

133

1.1
Location : checkNull
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullSixArguments()] removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED

156

1.1
Location : checkNull
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullSevenArguments()] removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED

180

1.1
Location : checkNull
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullEightArguments()] removed call to com/reallifedeveloper/common/domain/ErrorHandling::checkNullInternal → KILLED

187

1.1
Location : checkNullInternal
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullWithNullParameterArray()] negated conditional → KILLED

192

1.1
Location : checkNullInternal
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullWithNullParameterArray()] negated conditional → KILLED

212

1.1
Location : checkNullOrBlank
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullOrBlankWithNonBlankString()] negated conditional → KILLED

215

1.1
Location : checkNullOrBlank
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullOrBlankWithNonBlankString()] negated conditional → KILLED

2.2
Location : checkNullOrBlank
Killed by : com.reallifedeveloper.common.domain.ErrorHandlingTest.[engine:junit-jupiter]/[class:com.reallifedeveloper.common.domain.ErrorHandlingTest]/[method:checkNullOrBlankWithNonBlankString()] negated conditional → KILLED

Active mutators

Tests examined


Report generated by PIT 1.20.0