Installation of dependency:
<dependency>
    <groupId>com.jaspersoft.jasperreports</groupId>
    <artifactId>jasperreports-pdf-lib7</artifactId>
    <version>1.0.0-SNAPSHOT</version>
</dependency>

manually install: mvn install:install-file -Dfile=/c/dev/itext-2.1.7.js6.jar -DgroupId=com.lowagie -DartifactId=itext -Dversion=2.1.7.js8 -Dpackaging=jar -DgeneratePom=true
git clone https://github.com/Jaspersoft/jasperreports-pdf-lib7
change jasperreports-fonts => change version 6.21.3
mvn clean install -Dmaven.buildNumber.doCheck=false