export PATH="${JAVA_HOME}/bin:${PATH}" at the beginning of Connect.sh, or, assuming you use "$JAVA" instead of java all over your script, remove:

if type -p java >/dev/null; then
    JAVA=java
el

or make it the second case, at least:

if [ -n "$JAVA_HOME" ] && [ -x "$JAVA_HOME/bin/java" ];  then
    JAVA="$JAVA_HOME/bin/java"
elif type -p java >/dev/null; then
    JAVA=java
...

or:

if [ -n "$JAVA_HOME" ];  then
    JAVA="$JAVA_HOME/bin/java"
else
    JAVA=java
fi


if ! type -p "$JAVA" >/dev/null; then
    echo Cannot find java as instructed
    exit 1
fi

export PATH="${JAVA_HOME}/bin:${PATH}"

at the beginning of Connect.sh, or, assuming you use "$JAVA" instead of java all over your script, remove:

if type -p java >/dev/null; then
    JAVA=java
el

or make it the second case, at least:

if [ -n "$JAVA_HOME" ] && [ -x "$JAVA_HOME/bin/java" ];  then
    JAVA="$JAVA_HOME/bin/java"
elif type -p java >/dev/null; then
    JAVA=java
...

or:

if [ -n "$JAVA_HOME" ];  then
    JAVA="$JAVA_HOME/bin/java"
else
    JAVA=java
fi


if ! type -p "$JAVA" >/dev/null; then
    echo Cannot find java as instructed
    exit 1
fi

(Certainly this approach means it should ignore e.g. /usr/bin/java as long as there's a JAVA_HOME env var set, regardless of whether the path in the env var actually exists or so.)

export PATH="${JAVA_HOME}/bin:${PATH}" at the beginning of Connect.sh, or, assuming you use "$JAVA" instead of java all over your script, remove:

if type -p 'java' >/dev/null; then
    JAVA=java
el

or make it the second case, at least:

if [ -n "$JAVA_HOME" ] && [ -x "$JAVA_HOME/bin/java" ];  then
    JAVA="$JAVA_HOME/bin/java"
elif type -p 'java' >/dev/null; then
    JAVA=java
...

export PATH="${JAVA_HOME}/bin:${PATH}" at the beginning of Connect.sh, or, assuming you use "$JAVA" instead of java all over your script, remove:

if type -p java >/dev/null; then
    JAVA=java
el

or make it the second case, at least:

if [ -n "$JAVA_HOME" ] && [ -x "$JAVA_HOME/bin/java" ];  then
    JAVA="$JAVA_HOME/bin/java"
elif type -p java >/dev/null; then
    JAVA=java
...

or:

if [ -n "$JAVA_HOME" ];  then
    JAVA="$JAVA_HOME/bin/java"
else
    JAVA=java
fi


if ! type -p "$JAVA" >/dev/null; then
    echo Cannot find java as instructed
    exit 1
fi