Base

The vocabulary defined in base model

Object

Object is the base type and all phrases defined for Object are applicable for every type unless otherwise specified.

<object> is <object>

This phrase checks the equality of two objects. It is similar to Java’s equals.

<object> is not <object>

This phrase checks the inequality of two objects.

<object> is present

This phrase checks the existence of an object. It is similar to Java’s nullness check.

<object> is not present

This phrase checks the non-existence of an object.

Boolean

<boolean> and <boolean>

This is the boolean logical operator to check if both of two boolean expressions are true. If both are true, the result will be true. Otherwise, the result is false.

It supports short circular evaluation.

<boolean> or <boolean>

Boolean logical operator used to check if any of two boolean expressions are true. If any one of the expressions is true, the returned result will be true.

It supports short circular evaluation.

Note

and has higher precedence than or when they are used in combination.

For example true or false and false will be evaluated to true as it is equivalent to true or (false and false)

Proper use of parenthesis could make the phrase more understandable when there are multiple logical operators.

Number

Arithmatic Operators

The supported arithmetic operators are:

Comparison Operators

The supported comparison operators are:

is more than
is less than
is at least
is at most

String

Note

All string comparison phrases are case sensitive.

<string> is blank

Check the blankness of a string.

Note

The result will be true if the string is null or contains only spaces.

<string> is not blank

Check the blankness of a string.

<string> + <string>

Concatenate a string with another string. Similar to the behavior of Java string.

<string> + <number>

Concatenate a string with a number. Similar to the behavior of Java string.

<string> contains <string>

Check if a string contains another string.

<string>does not contain <string>

Check if a string does not contain another string.

<string> starts with <string>

Check if a string starts with another string

<string> does not start with <string>

Check if a string does not start with another string

<string> ends with <string>

Check if a string ends with another string

<string> does not end with <string>

Check if a string does not end with another string

<string> is like <string>

Check if a string matches the specified sql LIKE pattern.

There are two wildcards used in the LIKE pattern:

% - the percent sign represents zero, one, or multiple characters
_ - the underscore represents a single character

They can be used in combinations.

<string> is not like <string>

Check if a string does not match the specified sql LIKE pattern.

<string> matches <string>

Check if a string matches the specified regular expression pattern.

<string> does not match <string>

Check if a string does not match the specified regular expression pattern.

Note

The regex pattern syntax can be found from: https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html

Date

today / tomorrow / yesterday

Predefined constants

<date> + <number> <TimeUnit>

Add a number of days/weeks/months to the supplied date

<date> - <number> <TimeUnit>

Subtract a number of days/weeks/months from the supplied date

<date> is before <date>

Check if a date is earlier than another date

<date> is after <date>

Check if a date is later than another date

Last modified May 18, 2020